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51247 Zip Code (Rock Valley, IA) Detailed Profile




City: Rock Valley, IA (2.93%)
Counties: Sioux County, IA (96.49%), Lyon County, IA (3.51%)
Estimated zip code population in 2022: 4,904
Zip code population in 2010: 4,870
Zip code population in 2000: 4,422

Houses and condos: 1,895
Renter-occupied apartments: 449
% of renters here:

24%
State:

28%
March 2022 cost of living index in zip code 51247: 78.8 (low, U.S. average is 100)

Land area: 111.7 sq. mi.
Water area: 0.1 sq. mi.
Population density: 44 people per square mile 
 
 (very low).

Age and Sex of Residents in zip code 51247
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Real estate property taxes paid for housing units in 2022:
This zip code:

1.2% ($2,819)
Iowa:

1.4% ($2,724)
Median real estate property taxes paid for housing units with mortgages in 2022: $2,526 (1.1%)
Median real estate property taxes paid for housing units with no mortgage in 2022: $3,337 (1.5%)

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Males: 2,431  (49.6%)
Females: 2,473  (50.4%)

For population 25 years and over in 51247:

  • High school or higher: 88.6%
  • Bachelor's degree or higher: 20.7%
  • Graduate or professional degree: 5.3%
  • Unemployed: 0.5%
  • Mean travel time to work (commute): 12.9 minutes

For population 15 years and over in 51247:

  • Never married: 30.6%
  • Now married: 55.4%
  • Separated: 0.4%
  • Widowed: 8.2%
  • Divorced: 5.4%

Zip code 51247 compared to state average:

  • Unemployed percentage significantly below state average.
  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly above state average.
  • Length of stay since moving in significantly above state average.
  • Percentage of population with a bachelor's degree or higher below state average.
  • Races in zip code 51247 (2022)
    • 3,88679.2%White
    • 98120.0%Hispanic or Latino
    • 300.6%Two or more races
    • 60.1%Native Hawaiian and Other
      Pacific Islander
    • 10.02%Black
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51247, IA forum
Recent posts about zip code 51247 area on our local forum with over 2,400,000 registered users:
Is Iowa life really that great?  (127 replies)
Could Iowa be the first "Yellow" state?  (73 replies)
Looking for progressive school in quad cities  (22 replies)
Sheldon, Orange City, or Sioux Center  (14 replies)
Urban population: 2,952
Rural population: 1,951

Estimated median house/condo value in 2022: $225,783
51247:

$225,783
Iowa:

$194,600



According to our research of Iowa and other state lists, there were 4 registered sex offenders living in 51247 zip code as of May 28, 2024.
The ratio of all residents to sex offenders in zip code 51247 is 1,324 to 1.
The ratio of registered sex offenders to all residents in this zip code is much lower than the state average.


Median resident age:
This zip code:

39.2 years
Iowa median age:

38.9 years
Average household size:
This zip code:

2.5 people
Iowa:

2.3 people

Averages for the 2020 tax year for zip code 51247, filed in 2021:

Average Adjusted Gross Income (AGI) in 2020: $97,866 (Individual Income Tax Returns)
Here:

$97,866
State:

$71,087

Salary/wage: $55,518 (reported on 88.0% of returns)
Here:

$55,518
State:

$57,361
(% of AGI for various income ranges: 1517.7% for AGIs below $25k, 4342.8% for AGIs $25k-50k, 7386.3% for AGIs $50k-75k, 11690.6% for AGIs $75k-100k, 19330.0% for AGIs $100k-200k, 84345.0% for AGIs over 200k)

Taxable interest for individuals: $3,147 (reported on 53.8% of returns)
This zip code:

$3,147
Iowa:

$1,633
(% of AGI for various income ranges: 44.6% for AGIs below $25k, 68.8% for AGIs $25k-50k, 124.4% for AGIs $50k-75k, 125.0% for AGIs $75k-100k, 413.5% for AGIs $100k-200k, 10840.0% for AGIs over 200k)

Ordinary dividends: $6,370 (reported on 23.6% of returns)
Here:

$6,370
State:

$5,432
(% of AGI for various income ranges: 33.4% for AGIs below $25k, 102.5% for AGIs $25k-50k, 91.9% for AGIs $50k-75k, 67.8% for AGIs $75k-100k, 236.5% for AGIs $100k-200k, 10795.0% for AGIs over 200k)

Net capital gain/loss in AGI: +$12,614 (reported on 25.3% of returns)
Here:

+$12,614
State:

+$15,243
(% of AGI for various income ranges: 9.1% for AGIs below $25k, 96.9% for AGIs $25k-50k, 115.2% for AGIs $50k-75k, 170.0% for AGIs $75k-100k, 928.8% for AGIs $100k-200k, 23260.0% for AGIs over 200k)

Profit/loss from business: +$9,719 (reported on 18.7% of returns)
Here:

+$9,719
State:

+$11,763
(% of AGI for various income ranges: 110.3% for AGIs below $25k, 125.3% for AGIs $25k-50k, 275.9% for AGIs $50k-75k, 323.3% for AGIs $75k-100k, 784.1% for AGIs $100k-200k, 3175.0% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $9,921 (reported on 10.7% of returns)
51247:

$9,921
Iowa:

$17,324
(% of AGI for various income ranges: 70.6% for AGIs below $25k, 98.4% for AGIs $25k-50k, 154.4% for AGIs $50k-75k, 232.8% for AGIs $75k-100k, 578.2% for AGIs $100k-200k)

Total itemized deductions: $43,755 (reported on 9.8% of returns)
Here:

$43,755
State:

$33,775
(% of AGI for various income ranges: 304.7% for AGIs $25k-50k, 457.8% for AGIs $50k-75k, 405.0% for AGIs $75k-100k, 1172.9% for AGIs $100k-200k, 23460.0% for AGIs over 200k)

Charity contributions: $23,686 (reported on 9.3% of returns)
Here:

$23,686
State:

$13,075
(% of AGI for various income ranges: 70.9% for AGIs below $25k, 140.7% for AGIs $50k-75k, 412.4% for AGIs $100k-200k, 18225.0% for AGIs over 200k)

Taxes paid: $7,135 (reported on 10.2% of returns)
51247:

$7,135
State:

$7,704
(% of AGI for various income ranges: 45.6% for AGIs $25k-50k, 64.8% for AGIs $50k-75k, 68.3% for AGIs $75k-100k, 261.8% for AGIs $100k-200k, 3760.0% for AGIs over 200k)

Earned income credit: $2,426 (reported on 8.4% of returns)
Here:

$2,426
State:

$2,195
(% of AGI for various income ranges: 80.6% for AGIs below $25k, 55.9% for AGIs $25k-50k)

Percentage of individuals using paid preparers for their 2020 taxes: 97.8%
Here:

98%
State:

95%
(% for various income ranges: 96.5% for AGIs below $25k, 97.8% for AGIs $25k-50k, 97.6% for AGIs $50k-75k, 100.0% for AGIs $75k-100k, 97.2% for AGIs $100k-200k, 100.0% for AGIs over 200k)

Averages for the 2012 tax year for zip code 51247, filed in 2013:

Average Adjusted Gross Income (AGI) in 2012: $77,061 (Individual Income Tax Returns)
Here:

$77,061
State:

$58,860

Salary/wage: $43,185 (reported on 87.3% of returns)
Here:

$43,185
State:

$46,659
(% of AGI for various income ranges: 80.2% for AGIs below $25k, 80.6% for AGIs $25k-50k, 77.9% for AGIs $50k-75k, 66.0% for AGIs $75k-100k, 56.1% for AGIs $100k-200k, 15.4% for AGIs over 200k)

Taxable interest for individuals: $2,220 (reported on 51.2% of returns)
This zip code:

$2,220
Iowa:

$1,537
(% of AGI for various income ranges: 2.9% for AGIs below $25k, 1.2% for AGIs $25k-50k, 1.1% for AGIs $50k-75k, 1.2% for AGIs $75k-100k, 1.5% for AGIs $100k-200k, 1.6% for AGIs over 200k)

Ordinary dividends: $2,775 (reported on 24.4% of returns)
Here:

$2,775
State:

$4,542
(% of AGI for various income ranges: 2.1% for AGIs below $25k, 0.9% for AGIs $25k-50k, 0.8% for AGIs $50k-75k, 0.5% for AGIs $75k-100k, 1.6% for AGIs $100k-200k, 0.6% for AGIs over 200k)

Net capital gain/loss in AGI: +$17,996 (reported on 23.5% of returns)
Here:

+$17,996
State:

+$11,802
(% of AGI for various income ranges: 1.1% for AGIs $25k-50k, 1.6% for AGIs $50k-75k, 1.4% for AGIs $75k-100k, 3.3% for AGIs $100k-200k, 11.4% for AGIs over 200k)

Profit/loss from business: +$12,961 (reported on 17.8% of returns)
Here:

+$12,961
State:

+$10,509
(% of AGI for various income ranges: 3.6% for AGIs below $25k, 4.4% for AGIs $25k-50k, 3.6% for AGIs $50k-75k, 3.3% for AGIs $75k-100k, 3.5% for AGIs $100k-200k, 2.0% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $7,259 (reported on 13.6% of returns)
51247:

$7,259
Iowa:

$11,773
(% of AGI for various income ranges: 3.6% for AGIs below $25k, 2.8% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 1.8% for AGIs $75k-100k, 0.9% for AGIs $100k-200k, 0.6% for AGIs over 200k)

Self-employment retirement plans: $19,833 (reported on 1.4% of returns)
51247:

$19,833
Iowa:

$18,614

Total itemized deductions: $24,090 (16% of AGI, reported on 33.3% of returns)
Here:

$24,090
State:

$21,278

Here:

15.6% of AGI
State:

18.9% of AGI
(% of AGI for various income ranges: 12.5% for AGIs below $25k, 9.2% for AGIs $25k-50k, 8.3% for AGIs $50k-75k, 12.2% for AGIs $75k-100k, 14.2% for AGIs $100k-200k, 9.1% for AGIs over 200k)

Charity contributions: $9,346 (reported on 30.5% of returns)
Here:

$9,346
State:

$4,044
(% of AGI for various income ranges: 2.5% for AGIs below $25k, 2.3% for AGIs $25k-50k, 2.6% for AGIs $50k-75k, 3.7% for AGIs $75k-100k, 5.6% for AGIs $100k-200k, 3.9% for AGIs over 200k)

Taxes paid: $8,851 (reported on 32.9% of returns)
51247:

$8,851
State:

$8,846
(% of AGI for various income ranges: 1.9% for AGIs below $25k, 2.1% for AGIs $25k-50k, 2.5% for AGIs $50k-75k, 4.3% for AGIs $75k-100k, 5.6% for AGIs $100k-200k, 4.0% for AGIs over 200k)

Earned income credit: $1,994 (reported on 8.5% of returns)
Here:

$1,994
State:

$2,098
(% of AGI for various income ranges: 2.8% for AGIs below $25k, 0.7% for AGIs $25k-50k)

Percentage of individuals using paid preparers for their 2012 taxes: 82.6%
Here:

83%
State:

65%
(% for various income ranges: 71.9% for AGIs below $25k, 84.9% for AGIs $25k-50k, 84.6% for AGIs $50k-75k, 88.5% for AGIs $75k-100k, 90.5% for AGIs $100k-200k, 100.0% for AGIs over 200k)

Averages for the 2004 tax year for zip code 51247, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $47,608 (Individual Income Tax Returns)
Here:

$47,608
State:

$43,875

Salary/wage: $31,300 (reported on 85.6% of returns)
Here:

$31,300
State:

$38,265
(% of AGI for various income ranges: 106.8% for AGIs below $10k, 68.9% for AGIs $10k-25k, 76.7% for AGIs $25k-50k, 73.5% for AGIs $50k-75k, 66.6% for AGIs $75k-100k, 21.0% for AGIs over 100k)

Taxable interest for individuals: $2,130 (reported on 59.1% of returns)
This zip code:

$2,130
Iowa:

$1,768
(% of AGI for various income ranges: 8.1% for AGIs below $10k, 5.8% for AGIs $10k-25k, 2.3% for AGIs $25k-50k, 2.0% for AGIs $50k-75k, 2.4% for AGIs $75k-100k, 2.4% for AGIs over 100k)

Taxable dividends: $1,222 (reported on 26.6% of returns)
Here:

$1,222
State:

$2,510
(% of AGI for various income ranges: 4.8% for AGIs below $10k, 1.9% for AGIs $10k-25k, 0.8% for AGIs $25k-50k, 0.5% for AGIs $50k-75k, 0.2% for AGIs $75k-100k, 0.4% for AGIs over 100k)

Net capital gain/loss: +$15,738 (reported on 27.7% of returns)
Here:

+$15,738
State:

+$6,139
(% of AGI for various income ranges: 0.6% for AGIs below $10k, -0.0% for AGIs $10k-25k, 1.4% for AGIs $25k-50k, 1.9% for AGIs $50k-75k, 5.0% for AGIs $75k-100k, 23.7% for AGIs over 100k)

Profit/loss from business: +$9,331 (reported on 20.6% of returns)
Here:

+$9,331
State:

+$8,574
(% of AGI for various income ranges: 11.1% for AGIs below $10k, 6.9% for AGIs $10k-25k, 5.7% for AGIs $25k-50k, 2.8% for AGIs $50k-75k, -0.9% for AGIs $75k-100k, 4.5% for AGIs over 100k)

Profit/loss from farming: +$4,145 (reported on 15.9% of returns)
Here +$4,145
State -$74
(% of AGI for various income ranges: -16.3% for AGIs below $10k, -3.4% for AGIs $10k-25k, 1.9% for AGIs $25k-50k, 3.6% for AGIs $50k-75k, 3.6% for AGIs $75k-100k, 0.7% for AGIs over 100k)

IRA payment deduction: $3,703 (reported on 6.3% of returns)
51247:

$3,703
Iowa:

$2,970
(% of AGI for various income ranges: 0.6% for AGIs $10k-25k, 0.7% for AGIs $25k-50k, 0.5% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 0.4% for AGIs over 100k)

Self-employed pension: $9,762 (reported on 1.1% of returns)
Here:

$9,762
Iowa:

$11,928

Total itemized deductions: $16,469 (20% of AGI, reported on 31.5% of returns)
Here:

$16,469
State:

$16,976

Here:

19.5% of AGI
State:

20.8% of AGI
(% of AGI for various income ranges: 15.0% for AGIs below $10k, 15.1% for AGIs $10k-25k, 10.5% for AGIs $25k-50k, 11.2% for AGIs $50k-75k, 14.6% for AGIs $75k-100k, 8.4% for AGIs over 100k)

Charity contributions deductions: $5,866 (7% of AGI, reported on 30.1% of returns)
Here:

$5,866
State:

$3,089

Here:

6.8% of AGI
State:

3.6% of AGI
(% of AGI for various income ranges: 2.1% for AGIs below $10k, 3.3% for AGIs $10k-25k, 2.6% for AGIs $25k-50k, 3.7% for AGIs $50k-75k, 5.4% for AGIs $75k-100k, 4.1% for AGIs over 100k)

Total tax: $6,933 (reported on 79.6% of returns)
51247:

$6,933
State:

$6,177
(% of AGI for various income ranges: 4.6% for AGIs below $10k, 4.7% for AGIs $10k-25k, 6.1% for AGIs $25k-50k, 7.6% for AGIs $50k-75k, 9.0% for AGIs $75k-100k, 21.1% for AGIs over 100k)

Earned income credit: $1,359 (reported on 8.4% of returns)
Here:

$1,359
State:

$1,540

Percentage of individuals using paid preparers for their 2004 taxes: 82.6%
Here:

83%
State:

70%
(% for various income ranges: 70.2% for AGIs below $10k, 80.7% for AGIs $10k-25k, 84.5% for AGIs $25k-50k, 87.2% for AGIs $50k-75k, 92.1% for AGIs $75k-100k, 95.6% for AGIs over 100k)

Estimated median household income in 2022:
This zip code:

$64,492
Iowa:

$69,588
Rock Valley, IA (51247) map Nearest zip codes: 51235, 51240, 51230, 51250, 57027, 51239.
Percentage of family households:
This zip code:

45.1%
Iowa:

44.6%
Percentage of households with unmarried partners:
This zip code:

5.4%
Iowa:

48.6%
Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.6% of all households
  • Gay men: 0.0% of all households

Household received Food Stamps/SNAP in the past 12 months: 119
Household did not receive Food Stamps/SNAP in the past 12 months: 1,796


Women who had a birth in the past 12 months: 63 (41 now married, 20 unmarried)
Women who did not have a birth in the past 12 months: 1,057 (475 now married, 581 unmarried)


Housing units in zip code 51247 with a mortgage: 752 (148 second mortgage, 154 both second mortgage and home equity loan)
Median monthly owner costs for units with a mortgage: $1,410
Median monthly owner costs for units without a mortgage: $593

Residents with income below the poverty level in 2022:
This zip code:

6.2%
Whole state:

11.0%
Residents with income below 50% of the poverty level in 2022:
This zip code:

1.7%
Whole state:

5.5%
Median number of rooms in houses and condos:
Here:

7.6
State:

6.8
Median number of rooms in apartments:
Here:

4.0
State:

4.2
  • Notable locations in this zip code not listed on our city pages

  • Click to draw/clear zip code borders
  • Notable locations in zip code 51247: Van Grouw Dairy (A), Rozeboom Dairy (B), Lonesome Pine Dairy (C), Renes Dairy (D), Ysselstein Dairy (E), Hillcrest Farm (F), Dejong Farm (G), Bolks Farms (H), Koene Farms (I), Greenway Farms (J), Vonk Farms (K), Stonebarn Farms (L), Bakkers Farm (M), Kaskie Farm (N), M L Farms (O), H L H Farms (P), Van Holland Farm (Q), J and L Farm (R), Fertile Valley Farm (S), Sand Hill Farm (T). Display/hide their locations on the map

    Churches in zip code 51247 include: Netherland Reformed Christian Church (A), Faith Reformed Church (B), Trinity Christian Reformed Church (C), Our Saviors Lutheran Church (D), Saint Marys Catholic Church (E), First Christian Reformed Church (F), First Reformed Church (G), Grace Community Church (H), Netherland Reformed Church (I). Display/hide their locations on the map

    Cemeteries: Saint Marys Cemetery (1), Sioux Cemetery (2), Carmel Reformed Church Cemetery (3), Valley View Cemetery (4). Display/hide their locations on the map

    Creeks: Burr Oak Creek (A), Rogg Creek (B), Dry Run Creek (C). Display/hide their locations on the map

    Parks in zip code 51247 include: Rock Wildlife Area (1), Winterfeld Boat and Fish Area (2), Big Sioux River Wildlife Area (3). Display/hide their locations on the map

Year house built
  • Year house built (houses)
  • 02020 or later
  • 1692010 to 2019
  • 1782000 to 2009
  • 3491990 to 1999
  • 911980 to 1989
  • 1641970 to 1979
  • 3411960 to 1969
  • 1751950 to 1959
  • 481940 to 1949
  • 3461939 or earlier

Zip code 51247 satellite photo by USGS

Owner-occupied Renter-occupied
Bedrooms in owner-occupied houses and condos in Rock Valley, IA (51247)
  • Bedrooms in owner-occupied houses and condos in Rock Valley, IA (51247)
  • 0no bedroom
  • 361 bedroom
  • 3362 bedrooms
  • 4963 bedrooms
  • 4684 bedrooms
  • 1355+ bedrooms
Bedrooms in renter-occupied apartments in Rock Valley, IA (51247)
  • Bedrooms in renter-occupied apartments in Rock Valley, IA (51247)
  • 0no bedroom
  • 2091 bedroom
  • 1162 bedrooms
  • 293 bedrooms
  • 1054 bedrooms
  • 05+ bedrooms
Owner-occupied Renter-occupied
Cars and other vehicles available in Rock Valley, IA (51247) in owner-occupied houses/condos
  • Cars and other vehicles available in Rock Valley, IA (51247) in owner-occupied houses/condos
  • 15no vehicle
  • 2691 vehicle
  • 7022 vehicles
  • 2023 vehicles
  • 1774 vehicles
  • 1005+ vehicles
Cars and other vehicles available in Rock Valley, IA (51247) in renter-occupied apartments
  • Cars and other vehicles available in Rock Valley, IA (51247) in renter-occupied apartments
  • 119no vehicle
  • 1891 vehicle
  • 902 vehicles
  • 523 vehicles
  • 04 vehicles
  • 05+ vehicles

  • Zip code 51247 household income distribution in 2022

  • Zip code 51247 household income distribution in 2022
  • 97Less than $10,000
  • 59$10,000 to $14,999
  • 65$15,000 to $19,999
  • 167$20,000 to $24,999
  • 13$25,000 to $29,999
  • 55$30,000 to $34,999
  • 51$35,000 to $39,999
  • 89$40,000 to $44,999
  • 65$45,000 to $49,999
  • 115$50,000 to $59,999
  • 273$60,000 to $74,999
  • 240$75,000 to $99,999
  • 219$100,000 to $124,999
  • 109$125,000 to $149,999
  • 185$150,000 to $199,999
  • 114$200,000 or more
  • Estimate of home value of owner-occupied houses/condos in 2022 in zip code 51247

  • Estimate of home value of owner-occupied houses/condos in 2022 in zip code 51247
  • 10$10,000 to $14,999
  • 29$25,000 to $29,999
  • 47$35,000 to $39,999
  • 8$50,000 to $59,999
  • 30$70,000 to $79,999
  • 28$80,000 to $89,999
  • 131$100,000 to $124,999
  • 94$125,000 to $149,999
  • 107$150,000 to $174,999
  • 132$175,000 to $199,999
  • 292$200,000 to $249,999
  • 169$250,000 to $299,999
  • 152$300,000 to $399,999
  • 93$400,000 to $499,999
  • 93$500,000 to $749,999
  • 8$1,000,000 to $1,499,999
  • 26$1,500,000 to $1,999,999
  • 25$2,000,000 or more
  • Rent paid by renters in 2022 in zip code 51247

  • Rent paid by renters in 2022 in zip code 51247
  • 15$200 to $249
  • 15$400 to $449
  • 32$450 to $499
  • 44$550 to $599
  • 36$600 to $649
  • 14$650 to $699
  • 81$700 to $749
  • 100$750 to $799
  • 9$800 to $899
  • 66$1,000 to $1,249
  • 28$3,500 or more

Median gross rent in 2022: $870.

Estimated median house (or condo) value in 2022 for:

  • White Non-Hispanic householders: $222,233

Estimated median house or condo value in 2022: $225,783
51247:

$225,783
Iowa:

$194,600
Lower value quartile - upper value quartile: $146,619 - $314,459

Mean price in 2022:

Detached houses: $263,748
Here:

$263,748
State:

$245,224

Townhouses or other attached units: $317,765
Here:

$317,765
State:

$238,767

In 2-unit structures: $958,664
Here:

$958,664
State:

$243,070

In 3-to-4-unit structures: $155,286
Here:

$155,286
State:

$162,139

In 5-or-more-unit structures: $149,800
Here:

$149,800
State:

$190,519

Mobile homes: $52,645
Here:

$52,645
State:

$51,271
Owners and renters by unit type in zip code 51247
Breakdown of mean house values by ages of householders

Housing units in structures:

  • One, detached: 1,458
  • One, attached: 90
  • 3 or 4: 23
  • 5 to 9: 120
  • 10 to 19: 91
  • 20 to 49: 60
  • 50 or more: 13
  • Mobile homes: 42

Unemployment: 0.5%

  • Means of transportation to work in zip code 51247

  • Means of transportation to work in zip code 51247
  • 70.6%1,987Drove a car alone
  • 10.4%293Carpooled
  • 0.8%22Bus or trolley bus
  • 2.9%81Bicycle
  • 3.5%99Walked
  • 0.7%20Other means
  • 11.6%326Worked at home
  • Travel time to work (commute) in zip code 51247

  • Travel time to work (commute) in zip code 51247
  • 529Less than 5 minutes
  • 8145 to 9 minutes
  • 23410 to 14 minutes
  • 39915 to 19 minutes
  • 19120 to 24 minutes
  • 1225 to 29 minutes
  • 6630 to 34 minutes
  • 3435 to 39 minutes
  • 3540 to 44 minutes
  • 12645 to 59 minutes
  • 4960 to 89 minutes

Percentage of zip code residents living and working in this county: 85.5%

Household type by relationship:

Households: 4,904
  • Male householders: 948 (310 living alone), Female householders: 962 (339 living alone)
  • 1,044 spouses (1,044 opposite-sex spouses), 97 unmarried partners, (97 opposite-sex unmarried partners), 1,705 children (1,659 natural, 12 adopted, 32 stepchildren), 20 grandchildren, 2 brothers or sisters, 0 parents, 0 foster children, 24 other relatives, 11 non-relatives
  • In group quarters: 108 (-1 institutionalized population)

Size of family households: 515 2-persons, 98 3-persons, 238 4-persons, 181 5-persons, 114 6-persons, 36 7-or-more-persons

Size of nonfamily households: 649 1-person, 76 2-persons

1,088 married couples with children.
85 single-parent households (85 women).

87.5% of residents of 51247 zip code speak English at home.
11.5% of residents speak Spanish at home (60% very well, 2% well, 38% not well).
0.3% of residents speak other Indo-European language at home (100% very well).

Foreign born population: 305 (6.2%)
(11.4% of them are naturalized citizens)
This zip code:

6.2%
Whole state:

6.0%
Most common places of birth for foreign-born residents
  • 84%El Salvador
  • 15%Honduras
  • 4%France
Most common first ancestries reported in 51247
  • 55%Dutch
  • 15%American
  • 7%German
  • 1%English
  • 1%Norwegian
  • 0%Swedish
  • 0%Czech
Year of entry for the foreign-born population
  • Year of entry for the foreign-born population
  • 1222010 or later
  • 1802000 to 2009
  • 21990 to 1999
  • 20Before 1990

Zip code 51247 topographic map

Major facilities with environmental interests located in this zip code:

  • ROCK VALLEY COMMUNITY SCHOOL DISTRICT (1712 20TH AVE in ROCK VALLEY, IA)
    (Resource Conservation and Recovery Act (tracking hazardous waste))
    Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - ICIS-, ENFORCEMENT/COMPLIANCE ACTIVITY
    Alternative names: ROCK VALLEY COMMUNITY SCH DIST-DUPLICATE
  • ROCK VALLEY ELEMENTARY SCHOOL (1910 15TH ST in ROCK VALLEY, IA)
    (Geographic Names Information System)
    (National Center for Education Statistics) - STATE ID-845607 409
    Organizations: ROCK VALLEY COMM SCHOOL DIST (SCHOOL DISTRICT)
  • ROCK VALLEY JR-SR HIGH SCHOOL (1712 20TH AVE in ROCK VALLEY, IA)
    (National Center for Education Statistics) - STATE ID-845607 172
    Organizations: ROCK VALLEY COMM SCHOOL DIST (SCHOOL DISTRICT)
  • ROCK INDUSTRIES INCORPORATED (880 10TH STREET in ROCK VALLEY, IA)
    AIR MINOR (AIRS/AFS)
    Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste))
    Business SIC classification: INDUSTRIAL AND COMMERCIAL MACHINERY AND EQUIPMENT
    Business NAICS classification: PRECISION TURNED PRODUCT MANUFACTURING.; METAL HEAT TREATING.
    Organizations: GENE STATEMA (CONTACT/OPERATOR) , LOY VANT HUL (CONTACT/OWNER)
  • TOTAL COMPONENT SOLUTIONS (2080 10TH STREET in ROCK VALLEY, IA)
    AIR MINOR (AIRS/AFS)
    Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste))
    Business SIC classification: SCREW MACHINE PRODUCTS
    Business NAICS classification: OTHER COMMERCIAL AND SERVICE INDUSTRY MACHINERY MANUFACTURING.
    Organizations: TOTAL COMPONENT SOLUTIONS CORP (CONTACT/OPERATOR)
    Alternative names: HAYES ALBION CORPORATION, HAYES-ALBION KOOIMA MFG DIV
  • HOPE HAVEN INC (1800 19TH ST in ROCK VALLEY, IA)
    COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
    (Resource Conservation and Recovery Act (tracking hazardous waste))
    Business SIC classification: METAL STAMPINGS
  • ROCK INDUSTRIES INC (1522 15TH ST in ROCK VALLEY, IA)
    (Resource Conservation and Recovery Act (tracking hazardous waste))
    Organizations: ROCK INDUSTRIES, INC (CONTACT/OWNER)
  • ROCK VALLEY CEMENT BLOCK INCORPORATED (1315 17TH STREET in ROCK VALLEY, IA)
    AIR MINOR (AIRS/AFS)
    Business SIC classification: CONCRETE BLOCK AND BRICK
    Alternative names: ROCK VALLEY CEMENT BLOCK & TILE, TRI-STATE READY MIX/ROCK VALLEY CEMENT
  • ROCK VALLEY CHRISTIAN (1712 20TH in ROCK VALLEY, IA)
    COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
    Alternative names: ROCK VALLEY CHRISTIAN SCHOOL, ROCK VALLEY CSD
  • ROCK VALLEY CITY OF STP (P.O. BOX 100 in ROCK VALLEY, IA)
    National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
    Business SIC classification: SEWERAGE SYSTEMS
    Organizations: CITY OF ROCK VALLEY (CONTACT/OWNER)
    Alternative names: ROCK VALLEY WWTP
  • DRY CREEK FARMS, INC. (2722 350TH STREET in ROCK VALLEY, IA)
    National Pollutant Discharge Elimination System NON-MAJOR (STATE)
  • ROCK VALLEY F.COOP. (NO STREET ADDRESS in ROCK VALLEY, IA)
    AIR MINOR (AIRS/AFS)
    Business SIC classification: PREPARED FEEDS AND FEED INGREDIENTS FOR ANIMALS AND FOWLS, EXCEPT DOGS AND CATS
  • ROCK VALLEY TRACTOR PARTS (1004 10TH AVE in ROCK VALLEY, IA)
    Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
    USED OIL PROGRAM (Resource Conservation and Recovery Act (tracking hazardous waste))
    Organizations: EUGENE VANDER GIESEN (CONTACT/OWNER)

Zip code 51247 marital status for males
Zip code 51247 marital status for females

Most commonly used house heating fuel
  • 46.4%Utility gas
  • 45.9%Electricity
  • 5.7%Bottled, tank, or LP gas
  • 1.7%Fuel oil, kerosene, etc.

Population in 1990: 4,100. Population change in the 1990s: +322 (+7.9%).

Place of birth for U.S.-born residents:

  • This state: 3,255
  • Northeast: 98
  • Midwest: 980
  • South: 82
  • West: 146

67% of the 51247 zip code residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 71% lived in this county.
   Out of people who lived in different counties, 50% lived in Iowa.

97% of the 51247 zip code residents lived in the same house 1 year ago.
   Out of people who lived in different houses, 49% moved from this county.
   Out of people who lived in different houses, 30% moved from different county within same state.
   Out of people who lived in different houses, 34% moved from abroad.

Year householders moved into unit in Rock Valley, IA (51247)

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school): 199
Here:

32.8%
Iowa:

10.6%
Students in private schools in grades 9 to 12 (high school): 103
Here:

30.6%
Iowa:

7.9%
Students in private undergraduate colleges: 172
Here:

71.0%
Iowa:

23.9%
Educational Attainment in 2022
School Enrollment by Level of School in 2022
Class of Workers in 2022
Occupation by median earnings in the past 12 months
  • Occupation by median earnings in the past 12 months ($)
  • 72,982Management occupations
  • 64,069Sales and related occupations
  • 55,465Health technologists and technicians
  • 50,665Construction and extraction occupations
  • 49,722Production occupations
  • 45,311Installation, maintenance, and repair occupations

Companies with federal contracts located in this zip code:

  • KOOIMA COMPANY (2638 310TH STREET in ROCK VALLEY, IA; small business)
    $3,500 with Bureau of Prisoners/Federal Prison System for . Taking place in OK. Signed on 2006-02-28. Completion date: 2006-03-30.

Top industries in this zip code by the number of employees in 2005:

  • Health Care and Social Assistance: Services for the Elderly and Persons with Disabilities (250-499 employees: 1 establishment, 1-4 employees: 1 establishment)
  • Health Care and Social Assistance: General Medical and Surgical Hospitals (100-249: 1)
  • Educational Services: Elementary and Secondary Schools (50-99: 1, 20-49: 1, 5-9: 1)
  • Wholesale Trade: Farm and Garden Machinery and Equipment Merchant Wholesalers (20-49: 2, 10-19: 2, 5-9: 1, 1-4: 1)
  • Finance and Insurance: Commercial Banking (20-49: 2, 5-9: 1)
  • Accommodation and Food Services: Full-Service Restaurants (20-49: 1, 10-19: 2, 5-9: 1, 1-4: 1)
  • Accommodation and Food Services: Limited-Service Restaurants (20-49: 1, 10-19: 1, 1-4: 1)

Age and Sex of Sensory-Disabled Noninstitutionalized Residents
Age and Sex of Physically-Disabled Noninstitutionalized Residents
Age and Sex of Mentally-Disabled Noninstitutionalized Residents
Age and Sex of Self-Care Disabled Noninstitutionalized Residents
Age and Sex of Go-Outside-Home Disabled Noninstitutionalized Residents
Age and Sex of Noninstitutionalized Residents with Employment Disability

People in group quarters in 2010:

  • 59 people in nursing facilities/skilled-nursing facilities
  • 33 people in group homes intended for adults
  • 8 people in residential treatment centers for juveniles (non-correctional)

People in group quarters in 2000:

  • 90 people in nursing homes
  • 30 people in homes for the mentally retarded
  • 15 people in other group homes

Fatal accident statistics in 2013:

  • Fatal accident count: 1
  • Vehicles involved in fatal accidents: 3
  • Fatal accidents caused by drunken drivers: 0
  • Fatalities: 1
  • Persons involved in fatal accidents: 4
  • Pedestrians involved in fatal accidents: 0

Fatal accident statistics in 2012:

  • Fatal accident count: 1
  • Vehicles involved in fatal accidents: 2
  • Fatal accidents caused by drunken drivers: 0
  • Fatalities: 1
  • Persons involved in fatal accidents: 2
  • Pedestrians involved in fatal accidents: 0

2002 - 2018 National Fire Incident Reporting System (NFIRS) incidents

    Fire incident distribution by year According to the data from the years 2002 - 2018 the average number of fires per year is 11. The highest number of fire incidents - 28 took place in 2012, and the least - 0 in 2006. The data has a dropping trend.
    Fire incident types in Zip Code 51247 When looking into fire subcategories, the most incidents belonged to: Structure Fires (38.5%), and Outside Fires (37.9%).

    • Fire incident types reported to NFIRS in Zip Code 51247
    • 7538.5%Structure Fires
    • 7437.9%Outside Fires
    • 3417.4%Mobile Property/Vehicle Fires
    • 126.2%Other

See full 2006 National Fire Incident Reporting System statistics for zip code 51247, Iowa

Most common first names in zip code 51247 among deceased individuals
NameCountLived (average)
John7179.5 years
Gerrit3283.1 years
Anna3084.7 years
Henry2980.1 years
William2676.7 years
Peter2078.2 years
Gertrude1887.9 years
Marie1584.7 years
Nellie1481.2 years
Jennie1488.5 years
Most common last names in zip code 51247 among deceased individuals
Last nameCountLived (average)
Kooima2076.0 years
Vanbeek1479.5 years
Mulder1483.1 years
Miller1385.5 years
Vanmaanen1374.9 years
Dykstra1279.8 years
Deboer1173.7 years
Gerritsen1081.4 years
Bakker1081.9 years
Vandentop1075.7 years
Businesses in zip code 51247
NameCountNameCount
Chevrolet1Super 81
Curves1True Value1
RadioShack1UPS1
Subway1
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