Estimated zip code population in 2022: 5,301 Zip code population in 2010: 5,492 Zip code population in 2000: 4,976
Houses and condos: 2,269 Renter-occupied apartments: 314
% of renters here:
14%
State:
34%
March 2022 cost of living index in zip code 06237: 95.5 (near average, U.S. average is 100)
Land area: 21.6 sq. mi. Water area: 0.6 sq. mi.
Population density: 246 people per square mile
(very low).
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Real estate property taxes paid for housing units in 2022:
This zip code:
1.5% ($4,680)
Connecticut:
1.8% ($6,189)
Median real estate property taxes paid for housing units with mortgages in 2022: $4,551 (1.4%) Median real estate property taxes paid for housing units with no mortgage in 2022: $5,079 (1.6%)
Estimated median house/condo value in 2022: $317,060
06237:
$317,060
Connecticut:
$347,200
According to our research of Connecticut and other state lists, there were 2 registered sex offenders living in 06237 zip code as of June 07, 2024. The ratio of all residents to sex offenders in zip code 06237 is 2,767 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:
53.5 years
Connecticut median age:
40.9 years
Average household size:
This zip code:
2.4 people
Connecticut:
2.5 people
Averages for the 2020 tax year for zip code 06237, filed in 2021:
Average Adjusted Gross Income (AGI) in 2020: $90,368 (Individual Income Tax Returns)
Here:
$90,368
State:
$105,931
Salary/wage: $78,095 (reported on 77.3% of returns)
Here:
$78,095
State:
$83,540
(% of AGI for various income ranges: 997.8% for AGIs below $25k, 3142.4% for AGIs $25k-50k, 5670.3% for AGIs $50k-75k, 8493.6% for AGIs $75k-100k, 16728.9% for AGIs $100k-200k, 54056.2% for AGIs over 200k)
Taxable interest for individuals: $1,369 (reported on 44.7% of returns)
This zip code:
$1,369
Connecticut:
$3,402
(% of AGI for various income ranges: 30.7% for AGIs below $25k, 65.9% for AGIs $25k-50k, 77.6% for AGIs $50k-75k, 100.8% for AGIs $75k-100k, 118.4% for AGIs $100k-200k, 446.3% for AGIs over 200k)
Ordinary dividends: $4,613 (reported on 31.6% of returns)
Here:
$4,613
State:
$12,683
(% of AGI for various income ranges: 41.7% for AGIs below $25k, 94.9% for AGIs $25k-50k, 133.1% for AGIs $50k-75k, 188.4% for AGIs $75k-100k, 330.0% for AGIs $100k-200k, 1593.8% for AGIs over 200k)
Net capital gain/loss in AGI: +$12,087 (reported on 27.0% of returns)
Here:
+$12,087
State:
+$44,158
(% of AGI for various income ranges: 20.2% for AGIs below $25k, 74.9% for AGIs $25k-50k, 93.1% for AGIs $50k-75k, 219.2% for AGIs $75k-100k, 518.2% for AGIs $100k-200k, 7160.0% for AGIs over 200k)
Profit/loss from business: +$17,081 (reported on 16.7% of returns)
Here:
+$17,081
State:
+$22,988
(% of AGI for various income ranges: 152.2% for AGIs below $25k, 164.3% for AGIs $25k-50k, 179.0% for AGIs $50k-75k, 440.8% for AGIs $75k-100k, 566.4% for AGIs $100k-200k, 3353.8% for AGIs over 200k)
Taxable individual retirement arrangement distribution: $20,814 (reported on 13.1% of returns)
06237:
$20,814
Connecticut:
$22,031
(% of AGI for various income ranges: 80.2% for AGIs below $25k, 169.2% for AGIs $25k-50k, 294.5% for AGIs $50k-75k, 319.2% for AGIs $75k-100k, 739.5% for AGIs $100k-200k, 2300.0% for AGIs over 200k)
Self-employed (Keogh) retirement plans: $18,700 (reported on 1.1% of returns)
06237:
$18,700
Connecticut:
$29,016
(% of AGI for various income ranges: 127.5% for AGIs $100k-200k)
Total itemized deductions: $24,237 (reported on 10.6% of returns)
Here:
$24,237
State:
$37,613
(% of AGI for various income ranges: 244.1% for AGIs $25k-50k, 407.6% for AGIs $50k-75k, 421.2% for AGIs $75k-100k, 491.8% for AGIs $100k-200k, 2461.2% for AGIs over 200k)
Charity contributions: $4,496 (reported on 8.2% of returns)
Here:
$4,496
State:
$13,557
(% of AGI for various income ranges: 14.6% for AGIs $25k-50k, 44.8% for AGIs $50k-75k, 35.2% for AGIs $75k-100k, 72.0% for AGIs $100k-200k, 556.2% for AGIs over 200k)
Taxes paid: $8,860 (reported on 10.6% of returns)
06237:
$8,860
State:
$9,096
(% of AGI for various income ranges: 77.0% for AGIs $25k-50k, 175.5% for AGIs $50k-75k, 190.0% for AGIs $75k-100k, 195.2% for AGIs $100k-200k, 662.5% for AGIs over 200k)
Earned income credit: $1,738 (reported on 5.7% of returns)
Here:
$1,738
State:
$2,059
(% of AGI for various income ranges: 41.5% for AGIs below $25k, 29.2% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2020 taxes: 91.8%
Here:
92%
State:
93%
(% for various income ranges: 88.5% for AGIs below $25k, 91.7% for AGIs $25k-50k, 92.5% for AGIs $50k-75k, 94.4% for AGIs $75k-100k, 92.0% for AGIs $100k-200k, 95.5% for AGIs over 200k)
Averages for the 2012 tax year for zip code 06237, filed in 2013:
Average Adjusted Gross Income (AGI) in 2012: $74,714 (Individual Income Tax Returns)
Here:
$74,714
State:
$93,290
Salary/wage: $65,716 (reported on 82.3% of returns)
Here:
$65,716
State:
$73,117
(% of AGI for various income ranges: 68.6% for AGIs below $25k, 72.4% for AGIs $25k-50k, 68.2% for AGIs $50k-75k, 70.6% for AGIs $75k-100k, 75.1% for AGIs $100k-200k, 71.5% for AGIs over 200k)
Taxable interest for individuals: $1,116 (reported on 58.8% of returns)
This zip code:
$1,116
Connecticut:
$2,530
(% of AGI for various income ranges: 1.9% for AGIs below $25k, 0.9% for AGIs $25k-50k, 1.3% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 0.8% for AGIs $100k-200k, 0.8% for AGIs over 200k)
Ordinary dividends: $3,358 (reported on 32.9% of returns)
Here:
$3,358
State:
$10,909
(% of AGI for various income ranges: 3.1% for AGIs below $25k, 1.4% for AGIs $25k-50k, 2.1% for AGIs $50k-75k, 1.6% for AGIs $75k-100k, 1.3% for AGIs $100k-200k, 1.1% for AGIs over 200k)
Net capital gain/loss in AGI: +$4,830 (reported on 19.5% of returns)
Here:
+$4,830
State:
+$34,090
(% of AGI for various income ranges: 0.9% for AGIs $50k-75k, 0.5% for AGIs $75k-100k, 1.0% for AGIs $100k-200k, 3.8% for AGIs over 200k)
Profit/loss from business: +$16,806 (reported on 17.0% of returns)
Here:
+$16,806
State:
+$22,741
(% of AGI for various income ranges: 9.3% for AGIs below $25k, 4.5% for AGIs $25k-50k, 4.6% for AGIs $50k-75k, 1.2% for AGIs $75k-100k, 4.0% for AGIs $100k-200k, 3.3% for AGIs over 200k)
Taxable individual retirement arrangement distribution: $11,843 (reported on 13.4% of returns)
06237:
$11,843
Connecticut:
$19,976
(% of AGI for various income ranges: 4.8% for AGIs below $25k, 2.3% for AGIs $25k-50k, 2.8% for AGIs $50k-75k, 2.9% for AGIs $75k-100k, 2.2% for AGIs $100k-200k)
Self-employment retirement plans: $15,800 (reported on 1.4% of returns)
06237:
$15,800
Connecticut:
$24,004
Total itemized deductions: $22,097 (20% of AGI, reported on 53.1% of returns)
Here:
$22,097
State:
$33,239
Here:
20.0% of AGI
State:
18.9% of AGI
(% of AGI for various income ranges: 16.6% for AGIs below $25k, 12.1% for AGIs $25k-50k, 16.5% for AGIs $50k-75k, 18.7% for AGIs $75k-100k, 16.1% for AGIs $100k-200k, 13.0% for AGIs over 200k)
Charity contributions: $2,021 (reported on 42.6% of returns)
Here:
$2,021
State:
$4,947
(% of AGI for various income ranges: 1.0% for AGIs below $25k, 0.8% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 1.2% for AGIs $75k-100k, 1.3% for AGIs $100k-200k, 1.1% for AGIs over 200k)
Taxes paid: $11,109 (reported on 52.7% of returns)
06237:
$11,109
State:
$17,397
(% of AGI for various income ranges: 5.4% for AGIs below $25k, 4.3% for AGIs $25k-50k, 7.1% for AGIs $50k-75k, 8.0% for AGIs $75k-100k, 8.8% for AGIs $100k-200k, 8.2% for AGIs over 200k)
Earned income credit: $1,671 (reported on 6.1% of returns)
Here:
$1,671
State:
$2,053
(% of AGI for various income ranges: 2.3% for AGIs below $25k, 0.5% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2012 taxes: 53.1%
Here:
53%
State:
55%
(% for various income ranges: 43.1% for AGIs below $25k, 49.0% for AGIs $25k-50k, 60.0% for AGIs $50k-75k, 55.9% for AGIs $75k-100k, 59.4% for AGIs $100k-200k, 63.6% for AGIs over 200k)
Averages for the 2004 tax year for zip code 06237, filed in 2005:
Average Adjusted Gross Income (AGI) in 2004: $74,961 (Individual Income Tax Returns)
Here:
$74,961
State:
$73,265
Salary/wage: $57,442 (reported on 82.3% of returns)
Here:
$57,442
State:
$62,030
(% of AGI for various income ranges: 104.8% for AGIs below $10k, 63.0% for AGIs $10k-25k, 71.9% for AGIs $25k-50k, 77.9% for AGIs $50k-75k, 80.3% for AGIs $75k-100k, 51.9% for AGIs over 100k)
Taxable interest for individuals: $1,226 (reported on 69.8% of returns)
This zip code:
$1,226
Connecticut:
$2,287
(% of AGI for various income ranges: 4.7% for AGIs below $10k, 3.7% for AGIs $10k-25k, 2.5% for AGIs $25k-50k, 1.1% for AGIs $50k-75k, 0.9% for AGIs $75k-100k, 0.8% for AGIs over 100k)
Taxable dividends: $2,308 (reported on 38.1% of returns)
Here:
$2,308
State:
$5,735
(% of AGI for various income ranges: 5.3% for AGIs below $10k, 2.8% for AGIs $10k-25k, 1.6% for AGIs $25k-50k, 1.5% for AGIs $50k-75k, 1.1% for AGIs $75k-100k, 0.9% for AGIs over 100k)
Net capital gain/loss: +$8,120 (reported on 28.6% of returns)
Here:
+$8,120
State:
+$23,694
(% of AGI for various income ranges: 2.4% for AGIs below $10k, 0.7% for AGIs $10k-25k, 0.8% for AGIs $25k-50k, 0.7% for AGIs $50k-75k, 1.4% for AGIs $75k-100k, 4.8% for AGIs over 100k)
Profit/loss from business: +$15,233 (reported on 17.7% of returns)
Here:
+$15,233
State:
+$20,783
(% of AGI for various income ranges: 13.0% for AGIs below $10k, 6.4% for AGIs $10k-25k, 2.9% for AGIs $25k-50k, 4.6% for AGIs $50k-75k, 4.8% for AGIs $75k-100k, 2.8% for AGIs over 100k)
IRA payment deduction: $2,871 (reported on 3.4% of returns)
06237:
$2,871
Connecticut:
$3,216
(% of AGI for various income ranges: 0.3% for AGIs $25k-50k, 0.2% for AGIs $50k-75k, 0.2% for AGIs $75k-100k, 0.1% for AGIs over 100k)
Self-employed pension: $12,306 (reported on 1.8% of returns)
Here:
$12,306
Connecticut:
$17,335
Total itemized deductions: $18,487 (16% of AGI, reported on 54.6% of returns)
Here:
$18,487
State:
$24,919
Here:
16.1% of AGI
State:
18.6% of AGI
(% of AGI for various income ranges: 13.6% for AGIs below $10k, 17.7% for AGIs $10k-25k, 15.8% for AGIs $25k-50k, 18.5% for AGIs $50k-75k, 17.9% for AGIs $75k-100k, 10.1% for AGIs over 100k)
Charity contributions deductions: $1,985 (2% of AGI, reported on 48.9% of returns)
Here:
$1,985
State:
$3,762
Here:
1.6% of AGI
State:
2.7% of AGI
(% of AGI for various income ranges: 0.4% for AGIs below $10k, 0.8% for AGIs $10k-25k, 1.1% for AGIs $25k-50k, 1.7% for AGIs $50k-75k, 1.4% for AGIs $75k-100k, 1.2% for AGIs over 100k)
Total tax: $11,588 (reported on 85.0% of returns)
06237:
$11,588
State:
$15,148
(% of AGI for various income ranges: 4.0% for AGIs below $10k, 5.0% for AGIs $10k-25k, 7.6% for AGIs $25k-50k, 9.6% for AGIs $50k-75k, 10.5% for AGIs $75k-100k, 16.4% for AGIs over 100k)
Earned income credit: $1,293 (reported on 5.2% of returns)
Here:
$1,293
State:
$1,570
Percentage of individuals using paid preparers for their 2004 taxes: 54.1%
Here:
54%
State:
59%
(% for various income ranges: 38.6% for AGIs below $10k, 53.3% for AGIs $10k-25k, 54.8% for AGIs $25k-50k, 58.6% for AGIs $50k-75k, 58.8% for AGIs $75k-100k, 59.3% for AGIs over 100k)
Household received Food Stamps/SNAP in the past 12 months: 409 Household did not receive Food Stamps/SNAP in the past 12 months: 1,795
Women who had a birth in the past 12 months: 25 (12 now married, 14 unmarried) Women who did not have a birth in the past 12 months: 888 (510 now married, 362 unmarried)
Housing units in zip code 06237 with a mortgage: 1,175 (85 second mortgage, 45 both second mortgage and home equity loan) Houses without a mortgage: 59
Median monthly owner costs for units with a mortgage: $2,017 Median monthly owner costs for units without a mortgage: $772
Residents with income below the poverty level in 2022:
This zip code:
6.1%
Whole state:
9.8%
Residents with income below 50% of the poverty level in 2022:
This zip code:
2.1%
Whole state:
4.8%
Median number of rooms in houses and condos:
Here:
6.4
State:
6.5
Median number of rooms in apartments:
Here:
6.6
State:
4.0
Notable locations in this zip code not listed on our city pages
Streams, rivers, and creeks: Macht Brook (A), Clarks Brook (B), Columbia Lake Brook (C), Dam Brook (D), Thornton Brook (E), Theims Brook (F). Display/hide their locations on the map
In group quarters: 45 (-1 institutionalized population)
Size of family households: 889 2-persons, 554 3-persons, 171 4-persons, 25 5-persons, 26 6-persons
Size of nonfamily households: 303 1-person, 161 2-persons, 44 5-persons
595 married couples with children.
33 single-parent households (15 men, 18 women).
96.6% of residents of 06237 zip code speak English at home.
2.0% of residents speak Spanish at home (81% very well, 19% well).
0.6% of residents speak other Indo-European language at home (100% very well).
0.4% of residents speak other language at home (55% very well, 45% not well).
Foreign born population: 164 (3.1%) (100.0% of them are naturalized citizens)
This zip code:
3.1%
Whole state:
15.7%
42%North Macedonia (Macedonia)
18%Romania
14%Iraq
18%American
14%English
13%Italian
10%Irish
6%German
5%Polish
3%Eastern European
Year of entry for the foreign-born population
02010 or later
222000 to 2009
1111990 to 1999
74Before 1990
Facilities with environmental interests located in this zip code:
DARTMOUTH VILLAGE ELDERLY HOUSING (97 LAKE ST in COLUMBIA, CT)
(Integrated Compliance Information System) - ICIS-01-2001-0078, FORMAL ENFORCEMENT ACTION COMMUNITY WATER SYSTEM (SDWIS)
EASTCONN ALTERNATIVE DESIGN (14 ROUTE 66 in COLUMBIA, CT)
(National Center for Education Statistics) - STATE ID-50 Organizations: EASTERN CONNECTICUT REGIONAL EDUCATIONAL SERVICE CENTER (SCHOOL DISTRICT)
HOMEBOUND (3 SCHOOLHOUSE ROAD in COLUMBIA, CT)
(National Center for Education Statistics) - STATE ID-88 Organizations: COLUMBIA SCHOOL DISTRICT (SCHOOL DISTRICT)
HORACE W. PORTER SCHOOL (SCHOOLHOUSE ROAD in COLUMBIA, CT)
(National Center for Education Statistics) - STATE ID-1 Organizations: COLUMBIA SCHOOL DISTRICT (SCHOOL DISTRICT)
ABBY ESTATES (59 RT 6 in COLUMBIA, CT)
(Integrated Compliance Information System) - ICIS-01-2000-0065, FORMAL ENFORCEMENT ACTION
COLUMBIA MFG INC (165 RTE 66 E in COLUMBIA, CT)
(Resource Conservation and Recovery Act (tracking hazardous waste)) Organizations: DAVID N BELL (CONTACT/OWNER)
HUNT ROAD DEVELOPMENT (HUNT ROAD in COLUMBIA, CT)
National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
ATKINS ACTION AUTO SALES (67 ROUTE 66 EAST in COLUMBIA, CT)
Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Organizations: BARRY ATKINS (CONTACT/OWNER)
COLUMBIA BOARD OF EDUCATION HORACE PORTER SCHOOL (SCHOOLHOUSE ROAD in COLUMBIA, CT)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
COLUMBIA FORD INC (234 RT 6 in COLUMBIA, CT)
Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Organizations: CRAIG GATES (CONTACT/OWNER)
COLUMBIA LANDFILL (RTE 6 in COLUMBIA, CT)
CRITERIA AND HAZARDOUS AIR POLLUTANT INVENTORY (Inventory of air pollution sources) Business SIC classification: REFUSE SYSTEMS Business NAICS classification: SOLID WASTE LANDFILL.
Housing units lacking complete plumbing facilities: 2.1% Housing units lacking complete kitchen facilities: 2.2%
67.9%Fuel oil, kerosene, etc.
10.3%Electricity
9.3%Bottled, tank, or LP gas
6.5%Wood
2.9%Utility gas
2.1%No fuel used
1.1%Other fuel
Population in 1990: 4,510. Population change in the 1990s: +466 (+10.3%).
Place of birth for U.S.-born residents:
This state: 3,525
Northeast: 888
Midwest: 115
South: 366
West: 124
72% of the 06237 zip code residents lived in the same house 5 years ago. Out of people who lived in different houses, 44% lived in this county. Out of people who lived in different counties, 50% lived in Connecticut.
97% of the 06237 zip code residents lived in the same house 1 year ago. Out of people who lived in different houses, 42% moved from this county. Out of people who lived in different houses, 25% moved from different county within same state. Out of people who lived in different houses, 39% moved from different state.
Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school): 28
Here:
8.8%
Connecticut:
9.5%
Students in private schools in grades 9 to 12 (high school): 34
Here:
30.0%
Connecticut:
12.9%
Students in private undergraduate colleges:
Here:
0.0%
Connecticut:
35.5%
Occupation by median earnings in the past 12 months ($)
133,098Architecture and engineering occupations
92,072Health diagnosing and treating practitioners and other technical occupations
83,731Construction and extraction occupations
83,668Management occupations
82,980Computer and mathematical occupations
79,539Sales and related occupations
Companies with federal contracts located in this zip code:
COLUMBIA MANUFACTURING INC (165 ROUTE 66 E in COLUMBIA, CT; small business) 1000 employees, $0 revenue. : $16,426,450 in 178 contractsfrom 1999 to 2006
Contracts for Gas Turbines and Jet Engines, Aircraft; Prime Moving, and Components, Packing and Gasket Materials, Bushings, Rings, Shims, and Spacers, Guided Missile Components, and moreby Air Force, Defense Logistics Agency, Navy Signed by year:2000: $5,279,202; 2001: $2,202,475; 2002: $1,401,592; 2003: $563,983; 2004: -$100,568; 2005: $1,559,332; 2006: $898,784.
Biggest contracts:
$1,143,327 with Air Force for Gas Turbines and Jet Engines, Aircraft; Prime Moving, and Components. Signed on 1999-11-29. Completion date: 2001-03-31.
$855,450 with Defense Logistics Agency for Gas Turbines and Jet Engines, Aircraft; Prime Moving, and Components. Signed on 2000-06-23. Completion date: 2001-06-18.
$792,621 with Air Force for Gas Turbines and Jet Engines, Aircraft; Prime Moving, and Components. Signed on 1999-11-12. Completion date: 2002-11-30.
$689,997, same as above.Signed on 1999-11-16. Completion date: 2001-11-30.
ABLE BUILDERS CORPORATION (33 PINE ST in COLUMBIA, CT; small business) : $138,654 in 19 contractsfrom 2001 to 2006
Contracts for Maintenance, Repair or Alteration of Real Property -- Miscellaneous Buildings, Facilities Operations Support Services by Navy Signed by year:2000: $0; 2001: $19,418; 2002: $21,756; 2003: $25,489; 2004: $0; 2005: $46,857; 2006: $25,134.
Biggest contracts:
$18,555 with Navy for Maintenance, Repair or Alteration of Real Property -- Miscellaneous Buildings. Signed on 2005-03-14. Completion date: 2005-02-21.
$13,978 with Navy for Facilities Operations Support Services. Signed on 2002-04-12. Completion date: 2002-04-25.
$12,382, same as above.Signed on 2003-09-03. Completion date: 2003-09-26.
$10,818 with Navy for Maintenance, Repair or Alteration of Real Property -- Miscellaneous Buildings. Signed on 2006-03-21. Completion date: 2006-04-30.
Top industries in this zip code by the number of employees in 2005:
Health Care and Social Assistance: Residential Mental Retardation Facilities (50-99 employees: 1 establishment, 10-19 employees: 2 establishments, 5-9 employees: 2 establishments)
Health Care and Social Assistance: Child Day Care Services (20-49: 1, 5-9: 1, 1-4: 2)
Accommodation and Food Services: Full-Service Restaurants (20-49: 1, 1-4: 1)
Construction: Poured Concrete Foundation and Structure Contractors (20-49: 1)
Detailed PMIC statistics for the following Tracts:8601.00
2002 - 2018 National Fire Incident Reporting System (NFIRS) incidents
According to the data from the years 2002 - 2018 the average number of fire incidents per year is 18. The highest number of reported fires - 48 took place in 2016, and the least - 5 in 2006. The data has a declining trend.
When looking into fire subcategories, the most reports belonged to: Structure Fires (61.3%), and Outside Fires (13.9%).
Fire incident types reported to NFIRS in Zip Code 06237