21723 Zip Code (MD) Detailed Profile

Estimated zip code population in 2022: 689
Zip code population in 2010: 803
Zip code population in 2000: 424

Houses and condos: 242
Renter-occupied apartments: 8
March 2022 cost of living index in zip code 21723: 97.2 (near average, U.S. average is 100)

Land area: 3.1 sq. mi.
Water area: 0.0 sq. mi.

Population density: 226 people per square mile

(very low).

Real estate property taxes paid for housing units in 2022:
Median real estate property taxes paid for housing units with mortgages in 2022: $9,731 (1.0%)
Median real estate property taxes paid for housing units with no mortgage in 2022: $9,750 (1.2%)

For population 25 years and over in 21723:

• High school or higher: 87.2%
• Bachelor's degree or higher: 73.3%
• Graduate or professional degree: 24.9%
• Unemployed: 3.1%
• Mean travel time to work (commute): 37.3 minutes

For population 15 years and over in 21723:

• Never married: 24.6%
• Now married: 75.4%
• Separated: 0.0%
• Widowed: 0.0%
• Divorced: 0.0%

• 
• • 34550.1%White
  • 32947.8%Asian
  • 152.2%Black

100% rural population.

Averages for the 2020 tax year for zip code 21723, filed in 2021:

Average Adjusted Gross Income (AGI) in 2020: $165,448 (Individual Income Tax Returns)

Here:	$165,448
State:	$86,905

Salary/wage: $145,905 (reported on 82.6% of returns)

Here:	$145,905
State:	$73,953

(% of AGI for various income ranges: 1005.0% for AGIs below $25k, 3503.3% for AGIs $25k-50k, 3666.0% for AGIs $50k-75k, 22094.0% for AGIs $100k-200k, 96667.5% for AGIs over 200k)

Taxable interest for individuals: $883 (reported on 52.2% of returns)

This zip code:	$883
Maryland:	$1,528

(% of AGI for various income ranges: 31.7% for AGIs below $25k, 34.0% for AGIs $50k-75k, 52.0% for AGIs $100k-200k, 375.0% for AGIs over 200k)

Ordinary dividends: $4,629 (reported on 30.4% of returns)

Here:	$4,629
State:	$8,028

(% of AGI for various income ranges: 45.0% for AGIs below $25k, 43.3% for AGIs $25k-50k, 178.0% for AGIs $100k-200k, 1297.5% for AGIs over 200k)

Net capital gain/loss in AGI: +$32,214 (reported on 30.4% of returns)

Here:	+$32,214
State:	+$25,238

(% of AGI for various income ranges: 23.3% for AGIs below $25k, 8.0% for AGIs $50k-75k, 574.0% for AGIs $100k-200k, 10512.5% for AGIs over 200k)

Profit/loss from business: +$23,529 (reported on 15.2% of returns)

Here:	+$23,529
State:	+$11,398

(% of AGI for various income ranges: 205.0% for AGIs below $25k, 176.7% for AGIs $25k-50k, 3677.5% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $26,767 (reported on 6.5% of returns)

21723:	$26,767
Maryland:	$20,944

(% of AGI for various income ranges: )

Total itemized deductions: $36,119 (reported on 34.8% of returns)

Here:	$36,119
State:	$30,672

(% of AGI for various income ranges: 1440.0% for AGIs $50k-75k, 3146.0% for AGIs $100k-200k, 8715.0% for AGIs over 200k)

Charity contributions: $6,500 (reported on 28.3% of returns)

Here:	$6,500
State:	$9,065

(% of AGI for various income ranges: 106.0% for AGIs $50k-75k, 324.0% for AGIs $100k-200k, 1575.0% for AGIs over 200k)

Taxes paid: $9,662 (reported on 34.8% of returns)

21723:	$9,662
State:	$8,475

(% of AGI for various income ranges: 472.0% for AGIs $50k-75k, 1008.0% for AGIs $100k-200k, 2015.0% for AGIs over 200k)

Percentage of individuals using paid preparers for their 2020 taxes: 89.1%

Here:	89%
State:	90%

(% for various income ranges: 90.9% for AGIs below $25k, 80.0% for AGIs $25k-50k, 75.0% for AGIs $50k-75k, 100.0% for AGIs $75k-100k, 90.0% for AGIs $100k-200k, 91.7% for AGIs over 200k)

Averages for the 2012 tax year for zip code 21723, filed in 2013:

Average Adjusted Gross Income (AGI) in 2012: $125,961 (Individual Income Tax Returns)

Here:	$125,961
State:	$72,703

Salary/wage: $113,894 (reported on 81.6% of returns)

Here:	$113,894
State:	$62,228

(% of AGI for various income ranges: 72.2% for AGIs below $25k, 75.9% for AGIs $25k-50k, 59.0% for AGIs $50k-75k, 67.9% for AGIs $75k-100k, 81.9% for AGIs $100k-200k, 71.8% for AGIs over 200k)

Taxable interest for individuals: $950 (reported on 63.2% of returns)

This zip code:	$950
Maryland:	$1,413

(% of AGI for various income ranges: 0.9% for AGIs below $25k, 1.8% for AGIs $25k-50k, 0.4% for AGIs $75k-100k, 0.3% for AGIs $100k-200k, 0.5% for AGIs over 200k)

Ordinary dividends: $5,525 (reported on 31.6% of returns)

Here:	$5,525
State:	$6,933

(% of AGI for various income ranges: 1.7% for AGIs $50k-75k, 1.5% for AGIs $100k-200k, 1.6% for AGIs over 200k)

Net capital gain/loss in AGI: +$5,350 (reported on 26.3% of returns)

Here:	+$5,350
State:	+$14,830

(% of AGI for various income ranges: 2.6% for AGIs below $25k, 0.6% for AGIs $100k-200k, 1.7% for AGIs over 200k)

Profit/loss from business: +$14,300 (reported on 13.2% of returns)

Here:	+$14,300
State:	+$12,606

Taxable individual retirement arrangement distribution: $7,167 (reported on 7.9% of returns)

21723:	$7,167
Maryland:	$17,065

Total itemized deductions: $40,832 (23% of AGI, reported on 65.8% of returns)

Here:	$40,832
State:	$27,886

Here:	22.9% of AGI
State:	22.8% of AGI

(% of AGI for various income ranges: 33.6% for AGIs $25k-50k, 28.1% for AGIs $50k-75k, 25.0% for AGIs $75k-100k, 25.4% for AGIs $100k-200k, 17.9% for AGIs over 200k)

Charity contributions: $3,373 (reported on 57.9% of returns)

Here:	$3,373
State:	$4,452

(% of AGI for various income ranges: 2.7% for AGIs $50k-75k, 1.3% for AGIs $75k-100k, 1.9% for AGIs $100k-200k, 1.5% for AGIs over 200k)

Taxes paid: $18,920 (reported on 65.8% of returns)

21723:	$18,920
State:	$11,690

(% of AGI for various income ranges: 8.9% for AGIs $25k-50k, 10.7% for AGIs $50k-75k, 9.9% for AGIs $75k-100k, 11.0% for AGIs $100k-200k, 9.6% for AGIs over 200k)

Percentage of individuals using paid preparers for their 2012 taxes: 55.3%

Here:	55%
State:	52%

(% for various income ranges: 50.0% for AGIs below $25k, 40.0% for AGIs $25k-50k, 60.0% for AGIs $50k-75k, 75.0% for AGIs $75k-100k, 55.6% for AGIs $100k-200k, 57.1% for AGIs over 200k)

Averages for the 2004 tax year for zip code 21723, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $113,626 (Individual Income Tax Returns)

Here:	$113,626
State:	$60,339

Salary/wage: $97,899 (reported on 88.0% of returns)

Here:	$97,899
State:	$52,211

(% of AGI for various income ranges: 87.0% for AGIs below $10k, 66.7% for AGIs $10k-25k, 74.8% for AGIs $25k-50k, 80.9% for AGIs $50k-75k, 82.7% for AGIs $75k-100k, 75.0% for AGIs over 100k)

Taxable interest for individuals: $827 (reported on 69.0% of returns)

This zip code:	$827
Maryland:	$1,701

(% of AGI for various income ranges: 1.1% for AGIs below $10k, 1.5% for AGIs $10k-25k, 0.9% for AGIs $25k-50k, 1.8% for AGIs $50k-75k, 0.3% for AGIs $75k-100k, 0.4% for AGIs over 100k)

Taxable dividends: $3,083 (reported on 40.5% of returns)

Here:	$3,083
State:	$4,235

(% of AGI for various income ranges: 3.3% for AGIs below $10k, 0.7% for AGIs $25k-50k, 0.1% for AGIs $50k-75k, 0.1% for AGIs $75k-100k, 1.3% for AGIs over 100k)

Net capital gain/loss: +$7,973 (reported on 34.0% of returns)

Here:	+$7,973
State:	+$15,888

(% of AGI for various income ranges: -6.5% for AGIs below $10k, 0.0% for AGIs $50k-75k, 3.0% for AGIs over 100k)

Profit/loss from business: +$25,778 (reported on 16.6% of returns)

Here:	+$25,778
State:	+$12,221

Total itemized deductions: $37,014 (23% of AGI, reported on 67.5% of returns)

Here:	$37,014
State:	$22,960

Here:	23.4% of AGI
State:	23.3% of AGI

(% of AGI for various income ranges: 21.7% for AGIs $25k-50k, 31.7% for AGIs $50k-75k, 29.6% for AGIs $75k-100k, 21.0% for AGIs over 100k)

Charity contributions deductions: $4,325 (3% of AGI, reported on 62.3% of returns)

Here:	$4,325
State:	$4,031

Here:	2.7% of AGI
State:	3.9% of AGI

(% of AGI for various income ranges: 2.7% for AGIs $25k-50k, 1.3% for AGIs $50k-75k, 3.0% for AGIs $75k-100k, 2.4% for AGIs over 100k)

Total tax: $20,377 (reported on 86.2% of returns)

21723:	$20,377
State:	$10,167

(% of AGI for various income ranges: 1.6% for AGIs below $10k, 4.4% for AGIs $10k-25k, 7.7% for AGIs $25k-50k, 8.1% for AGIs $50k-75k, 7.8% for AGIs $75k-100k, 17.5% for AGIs over 100k)

Percentage of individuals using paid preparers for their 2004 taxes: 57.4%

Here:	57%
State:	55%

(% for various income ranges: 37.8% for AGIs below $10k, 48.1% for AGIs $10k-25k, 60.0% for AGIs $25k-50k, 63.9% for AGIs $50k-75k, 50.0% for AGIs $75k-100k, 64.7% for AGIs over 100k)

Nearest zip codes: 21794, 21738, 21797, 21784, 21737, 21104.
No gay or lesbian households reported

Household received Food Stamps/SNAP in the past 12 months: 0
Household did not receive Food Stamps/SNAP in the past 12 months: 242

Women who did not have a birth in the past 12 months: 134 (61 now married, 72 unmarried)

Housing units in zip code 21723 with a mortgage: 164 (39 second mortgage, 40 both second mortgage and home equity loan)
Houses without a mortgage: 28

Median monthly owner costs for units with a mortgage: $3,737
Median monthly owner costs for units without a mortgage: $1,464

• Zip code 21723 household income distribution in 2022

• 8$25,000 to $29,999
• 32$45,000 to $49,999
• 35$75,000 to $99,999
• 7$150,000 to $199,999
• 156$200,000 or more

• Estimate of home value of owner-occupied houses/condos in 2022 in zip code 21723

• 16$400,000 to $499,999
• 55$500,000 to $749,999
• 149$750,000 to $999,999
• 44$1,000,000 to $1,499,999

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

• White Non-Hispanic householders: $869,754
• Two or more races householders: $302,839

Estimated median house or condo value in 2022: $891,828 Lower value quartile - upper value quartile: $756,867 - $1,025,386

Mean price in 2022:

Detached houses: $848,660

Here:	$848,660
State:	$526,819

Housing units in structures:

• One, detached: 232
• Two: 8

Unemployment: 3.1%

• Means of transportation to work in zip code 21723

• 73.7%360Drove a car alone
• 1.4%7Walked
• 27.6%135Worked at home

• Travel time to work (commute) in zip code 21723

• 710 to 14 minutes
• 1820 to 24 minutes
• 5625 to 29 minutes
• 9630 to 34 minutes
• 1335 to 39 minutes
• 1440 to 44 minutes
• 10445 to 59 minutes
• 5260 to 89 minutes

Percentage of zip code residents living and working in this county: 37.9%

Household type by relationship:

Households: 689

• Male householders: 132 (8 living alone), Female householders: 114 (0 living alone)

• 246 spouses (238 opposite-sex spouses), 0 unmarried partners, (0 opposite-sex unmarried partners), 202 children (202 natural, 0 adopted, 0 stepchildren), 0 grandchildren, 0 brothers or sisters, 0 parents, 0 foster children, 0 other relatives, 0 non-relatives

Size of family households: 106 2-persons, 88 3-persons, 42 4-persons

Size of nonfamily households: 8 1-person

84 married couples with children.
0 single-parent households ().

75.2% of residents of 21723 zip code speak English at home.
23.6% of residents speak Asian or Pacific Island language at home (81% very well, 19% well).

Facilities with environmental interests located in this zip code:

• HIGH S STORE - 2147 ROXBURY MILLS RD (2147 ROXBURY MILLS ROAD in COOKSVILLE, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: GROCERY STORES
  Alternative names: HIGHS 2147 ROXBURY MILLS ROAD

• HOWARD CTY EQUIP STORAGE & REPAIR (14200/20 FREDERICK ROAD in COOKSVILLE, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: REPAIR SHOPS AND RELATED SERVICES
  

• COOKSVILLE MAINTENANCE SHOP (14212 FREDERICK RD in COOKSVILLE, MD)

  Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
  Organizations: HOWARD COUNTY MARYLAND (CONTACT/OWNER)
  

Population in 1990: 353. Population change in the 1990s: +71 (+20.1%).

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

• This state: 285
• Northeast: 67
• Midwest: 38
• South: 46

42% of the 21723 zip code residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 47% lived in this county.
   Out of people who lived in different counties, 50% lived in Maryland.

94% of the 21723 zip code residents lived in the same house 1 year ago.
   Out of people who lived in different houses, 46% moved from different county within same state.
   Out of people who lived in different houses, 77% moved from abroad.

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school):
Students in private schools in grades 9 to 12 (high school): Students in private undergraduate colleges:

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

• Construction: Other Building Equipment Contractors (50-99 employees: 1 establishment)
• Educational Services: Fine Arts Schools (20-49: 1)
• Health Care and Social Assistance: Child Day Care Services (10-19: 1)
• Construction: New Single-Family Housing Construction (except Operative Builders) (10-19: 1)
• Other Services (except Public Administration): General Automotive Repair (10-19: 1)
• Other Services (except Public Administration): Automotive Body, Paint, and Interior Repair and Maintenance (10-19: 1)
• Construction: Site Preparation Contractors (5-9: 1, 1-4: 1)

Detailed HMDA statistics for the following Tracts: 6040.02


Detailed PMIC statistics for the following Tracts: 6040.02

Most common first names in zip code 21723 among deceased individuals
Name	Count	Lived (average)
John	6	79.2 years
William	5	79.4 years
Mary	4	81.8 years
James	3	72.3 years
Margaret	3	77.4 years
Gertrude	2	67.5 years
Gladys	2	94.5 years
Alvina	2	87.5 years
Helen	2	57.5 years
Charles	2	80.0 years

Most common last names in zip code 21723 among deceased individuals
Last name	Count	Lived (average)
Dorsey	8	78.1 years
Smith	7	77.4 years
Stanton	4	74.3 years
Johnson	3	77.4 years
Hall	3	69.6 years
Lee	3	65.1 years
Ridgely	3	83.6 years
Allen	2	77.4 years
Holland	2	69.5 years
Jackson	2	67.0 years