Postal Codes

11231 ZIP Code

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ZIP code 11231 covers Brooklyn, New York, with a population of about 39,704 and a median household income of $138,485.

Population
39,70427,864 per square mile
Median age
37.71 points below the US average
Median household income
$138,4851.6× the New York median
Poverty rate
13%0.6 points above the US average
Typical home value
$1,788,288up 6.7% in five years
Median rent
$2,4741.6× the New York median
Degree or higher
69.1%34.1 points above the US average
Homeownership
31%34 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
1,300

Where 11231 is

Brooklyn, New York — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population39,704
Median age37.7
Family households57.2%
Born outside the US17.7%
Speaks a language other than English at home23.1%
White (non-Hispanic)61.1%
Black (non-Hispanic)11.1%
Asian (non-Hispanic)4.9%
Hispanic or Latino15.8%
Veterans1.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$138,485
Income per person$92,477
Poverty rate13%
Households on SNAP or cash assistance17.3%

Household income distribution

Under $10k7.9%
$10–15k3.8%
$15–20k2.0%
$20–25k2.8%
$25–30k1.8%
$30–35k1.2%
$35–40k2.2%
$40–45k2.7%
$45–50k1.9%
$50–60k2.7%
$60–75k4.1%
$75–100k6.6%
$100–125k6.6%
$125–150k6.5%
$150–200k11.3%
$200k or more35.8%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed16,900
Mean adjusted gross income$217,157
Returns declaring $200,000 or more24.6%
Returns, under $25k19.8%
Returns, $25k–$50k14.2%
Returns, $50k–$75k11.3%
Returns, $75k–$100k9.1%
Returns, $100k–$200k20.9%
Returns, $200k or more24.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$1,678,900
Median gross rent$2,474
Rent as a share of household income23.8%
Owner-occupied31%
Vacant homes8%
Median year built1938

What the homes are

Detached house2.8%
Attached house7.4%
2 to 4 units41.7%
5 to 19 units16.1%
20 or more units31.9%
Boat, RV or van0.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$1,788,288as of 2026-07
Typical home value, 1 yearup 2.9%
Typical home value, 5 yearsup 6.7%
Typical home value, 10 yearsup 4%
Typical asking rent$4,900as of 2026-07
Typical asking rent, 1 yearup 12.6%
Typical asking rent, 5 yearsup 66.4%
Typical asking rent, 10 yearsup 93.4%
Typical home value since 2000
200020132026$1,817,103$340,675

$340,675 in 2000 to $1,788,288 in 2026.

Typical asking rent
201520202026$4,900$2,379

$2,379 in 2015 to $4,900 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate7.1%
Bachelor's degree or higher69.1%
High school diploma or higher90.3%
Works from home30.7%
Drives to work alone8.6%
Takes public transport39.4%
Commutes 45 minutes or more31.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity22.3% 11.1 pts below the national average of 33.4%
Diagnosed diabetes8.4% 3.6 pts below the national average of 12%
Currently smokes9.4% 3.8 pts below the national average of 13.2%
High blood pressure22.9% 11.2 pts below the national average of 34.1%
Fair or poor general health14.8% 5.5 pts below the national average of 20.3%
No health insurance (18–64)7.1% 4.2 pts below the national average of 11.3%
Depression17.4% 4.5 pts below the national average of 21.9%
No leisure-time physical activity19.2% 6.2 pts below the national average of 25.4%
Arthritis16.9% 8.2 pts below the national average of 25.1%
Binge drinking21.6% 5.6 pts above the national average of 16%
Taking blood pressure medication68.6% 6.1 pts below the national average of 74.7%
Cancer (non-skin)5.7% 2 pts below the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease4.1% 2.1 pts below the national average of 6.2%
Routine check-up in past year78.4% 1.7 pts above the national average of 76.7%
Cholesterol screening90% 4.1 pts above the national average of 85.9%
Cognitive disability10.9% 3.9 pts below the national average of 14.8%
Colorectal screening62.8% 1.5 pts below the national average of 64.3%
COPD4.3% 2.3 pts below the national average of 6.6%
Visited a dentist67.1% 5.8 pts above the national average of 61.3%
Any disability20.8% 9.9 pts below the national average of 30.7%
Lacks emotional support24.7% same as the national average of 24.8%
Food insecurity16.8% same as the national average of 17.1%
Received food stamps14.4% same as the national average of 14.3%
Hearing disability3.9% 2.8 pts below the national average of 6.7%
High cholesterol33.8% 2.4 pts below the national average of 36.2%
Housing insecurity14.3% 0.5 pts above the national average of 13.8%
Independent living disability6.8% 1.6 pts below the national average of 8.4%
Lacks transport8.7% 0.5 pts below the national average of 9.2%
Loneliness32.7% 1.7 pts below the national average of 34.4%
Mammography use80% 4.1 pts above the national average of 75.9%
Poor mental health (14+ days)14% 2.8 pts below the national average of 16.8%
Mobility disability10.1% 3.9 pts below the national average of 14%
Poor physical health (14+ days)10.5% 3 pts below the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat8.8% same as the national average of 8.8%
Sleeps under 7 hours36% same as the national average of 36.4%
Stroke2.5% 0.9 pts below the national average of 3.4%
All natural teeth lost11.7% 1.3 pts below the national average of 13%
Vision disability5% 0.6 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,300
People employed11,955
Annual payroll$708,127,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 16.9% of US census tracts
FEMA ratingVery Low to Relatively Low across the 15 census tracts this ZIP code covers
Expected annual loss11.9 out of 100
Community resilience8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding76.8Relatively High at its worst in this ZIP code
Hurricane69.2Relatively Moderate at its worst in this ZIP code
Earthquake55.9Relatively Low at its worst in this ZIP code
Heat wave50.8Relatively High at its worst in this ZIP code
Landslide40Very Low at its worst in this ZIP code
Winter weather39.6Relatively Moderate at its worst in this ZIP code
Hail38.1Relatively Low at its worst in this ZIP code
Strong wind34.9Relatively Moderate at its worst in this ZIP code
Cold wave32.4Relatively Moderate at its worst in this ZIP code
River flooding23.3Relatively Moderate at its worst in this ZIP code
Tornado20Relatively Low at its worst in this ZIP code
Ice storm15.3Relatively Low at its worst in this ZIP code
Wildfire12.9Very Low at its worst in this ZIP code
Lightning12.2Relatively Low at its worst in this ZIP code
Compared with New York and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNew YorkUnited States
Median household income$138,485$84,578$78,538
Income per person$92,477$49,520$43,289
Poverty rate13%13.7%12.4%
Median home value$1,678,900$403,000$303,400
Median gross rent$2,474$1,576$1,348
Homeownership31%54.3%65%
Bachelor's degree or higher69.1%39.6%35%
Unemployment rate7.1%6.2%5.2%
Works from home30.7%13.3%13.5%
Born outside the US17.7%22.6%13.9%
Median age37.739.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationNY AVE V BROOKLYN, NY US9.7 km away
Rain in a year47 in
Snow in a year24 in

Average high and low by month

January39.7°F / 27.5°F3.53 in rain, 6.5 in snow
February42.4°F / 29.1°F2.97 in rain, 8.5 in snow
March49.7°F / 35.2°F4.37 in rain, 4.4 in snow
April60.5°F / 44.8°F3.85 in rain, 0.6 in snow
May70.5°F / 54.4°F4.03 in rain
June79.3°F / 64°F4.44 in rain
July84.8°F / 70.3°F4.85 in rain
August83.3°F / 68.9°F3.92 in rain
September76.5°F / 62.4°F3.92 in rain
October65°F / 51.2°F4.02 in rain
November54.3°F / 41.4°F3.23 in rain, 0.2 in snow
December44.5°F / 33.2°F4 in rain, 4.3 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

New York City Department Of Education100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability33more vulnerable than 33% of US census tracts
Socioeconomic status23more vulnerable than 23% of US census tracts
Household characteristics19more vulnerable than 19% of US census tracts
Racial and ethnic minority status55more vulnerable than 55% of US census tracts
Housing type and transport66more vulnerable than 66% of US census tracts
Walkability15.6 out of 20Most walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

11217 Brooklyn, NY1.8 km away
11201 Brooklyn, NY1.9 km away
11215 Brooklyn, NY2.1 km away
10041 New York, NY2.8 km away
10005 New York, NY3 km away
11232 Brooklyn, NY3 km away
10270 New York, NY3.1 km away
11238 Brooklyn, NY3.1 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Kings County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area1.42 sq mi
Water area0.03 sq mi
Population density27,864 people per sq mi
Latitude, longitude40.6794, -74.0014

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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