Postal Codes

06401 ZIP Code

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ZIP code 06401 covers Ansonia, Connecticut, with a population of about 19,160 and a median household income of $80,953.

Population
19,1603,180 per square mile
Median age
39.81.1 points above the US average
Median household income
$80,95314% below the Connecticut median
Poverty rate
8.5%3.9 points below the US average
Typical home value
$386,624up 43.4% in five years
Median rent
$1,405about the Connecticut median
Degree or higher
22.9%12.1 points below the US average
Homeownership
58.8%6.2 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
254

Where 06401 is

Ansonia, Connecticut — 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

Population19,160
Median age39.8
Family households64.5%
Born outside the US18.4%
Speaks a language other than English at home25.4%
White (non-Hispanic)50%
Black (non-Hispanic)17.4%
Asian (non-Hispanic)3%
Hispanic or Latino24.8%
Veterans5%
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$80,953
Income per person$44,968
Poverty rate8.5%
Households on SNAP or cash assistance18.4%

Household income distribution

Under $10k5.2%
$10–15k2.7%
$15–20k2.9%
$20–25k2.1%
$25–30k2.3%
$30–35k4.5%
$35–40k5.1%
$40–45k2.3%
$45–50k5.0%
$50–60k6.3%
$60–75k8.4%
$75–100k16.1%
$100–125k13.6%
$125–150k5.3%
$150–200k11.6%
$200k or more6.5%

Income as declared to the IRS

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

Tax returns filed9,870
Mean adjusted gross income$58,534
Returns declaring $200,000 or more2.1%
Returns, under $25k29.0%
Returns, $25k–$50k27.1%
Returns, $50k–$75k17.4%
Returns, $75k–$100k10.3%
Returns, $100k–$200k14.1%
Returns, $200k or more2.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$268,400
Median gross rent$1,405
Rent as a share of household income27.3%
Owner-occupied58.8%
Vacant homes11.1%
Median year built1954

What the homes are

Detached house47.4%
Attached house6.2%
2 to 4 units37.1%
5 to 19 units6.6%
20 or more units2.4%
Mobile home0.2%
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$386,624as of 2026-07
Typical home value, 1 yearup 3.7%
Typical home value, 5 yearsup 43.4%
Typical home value, 10 yearsup 106.8%
Typical asking rent$1,871as of 2026-07
Typical asking rent, 1 yearup 12%
Typical home value since 2000
200020132026$386,624$138,660

$138,660 in 2000 to $386,624 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate8%
Bachelor's degree or higher22.9%
High school diploma or higher89.3%
Works from home9.8%
Drives to work alone70.3%
Takes public transport2.4%
Commutes 45 minutes or more13%
Health

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

Obesity34.7% 1.3 pts above the national average of 33.4%
Diagnosed diabetes10.2% 1.8 pts below the national average of 12%
Currently smokes12.1% 1.1 pts below the national average of 13.2%
High blood pressure32.5% 1.6 pts below the national average of 34.1%
Fair or poor general health16.7% 3.6 pts below the national average of 20.3%
No health insurance (18–64)10.9% same as the national average of 11.3%
Depression21% 0.9 pts below the national average of 21.9%
No leisure-time physical activity27.6% 2.2 pts above the national average of 25.4%
Arthritis24.5% 0.6 pts below the national average of 25.1%
Binge drinking15.2% 0.8 pts below the national average of 16%
Taking blood pressure medication74.1% 0.6 pts below the national average of 74.7%
Cancer (non-skin)7.7% same as the national average of 7.7%
Current asthma11.1% 0.7 pts above the national average of 10.4%
Coronary heart disease5.8% same as the national average of 6.2%
Routine check-up in past year79.2% 2.5 pts above the national average of 76.7%
Cholesterol screening88.8% 2.9 pts above the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening71.2% 6.9 pts above the national average of 64.3%
COPD5.8% 0.8 pts below the national average of 6.6%
Visited a dentist65.5% 4.2 pts above the national average of 61.3%
Any disability26.6% 4.1 pts below the national average of 30.7%
Lacks emotional support27.2% 2.4 pts above the national average of 24.8%
Food insecurity15.5% 1.6 pts below the national average of 17.1%
Received food stamps11.9% 2.4 pts below the national average of 14.3%
Hearing disability5.7% 1 pts below the national average of 6.7%
High cholesterol38% 1.8 pts above the national average of 36.2%
Housing insecurity14.6% 0.8 pts above the national average of 13.8%
Independent living disability7.2% 1.2 pts below the national average of 8.4%
Lacks transport8.7% 0.5 pts below the national average of 9.2%
Loneliness35.5% 1.1 pts above the national average of 34.4%
Mammography use77.2% 1.3 pts above the national average of 75.9%
Poor mental health (14+ days)16.9% same as the national average of 16.8%
Mobility disability11.8% 2.2 pts below the national average of 14%
Poor physical health (14+ days)13.2% same as the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat9.3% 0.5 pts above the national average of 8.8%
Sleeps under 7 hours39% 2.6 pts above the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost12.9% same as the national average of 13%
Vision disability4.8% 0.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments254
People employed2,616
Annual payroll$129,331,000
Compared with Connecticut 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 ZIPConnecticutUnited States
Median household income$80,953$93,760$78,538
Income per person$44,968$54,409$43,289
Poverty rate8.5%10%12.4%
Median home value$268,400$343,200$303,400
Median gross rent$1,405$1,431$1,348
Homeownership58.8%66.2%65%
Bachelor's degree or higher22.9%41.9%35%
Unemployment rate8%5.6%5.2%
Works from home9.8%14.4%13.5%
Born outside the US18.4%15.4%13.9%
Median age39.841.238.7
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 stationANSONIA 1 NE, CT US1.6 km away
Rain in a year52 in

Average high and low by month

January36°F / 18.4°F3.95 in rain
February38.1°F / 18.9°F3.62 in rain
March46.8°F / 27.4°F4.72 in rain
April58.2°F / 37.5°F4.72 in rain
May69°F / 47.2°F4.04 in rain
June77.3°F / 57.9°F3.93 in rain
July82°F / 63.1°F4.3 in rain
August82°F / 62.1°F4.56 in rain
September75°F / 53.6°F4.38 in rain
October63.3°F / 41.2°F5 in rain
November51.6°F / 32°F4.24 in rain
December41.2°F / 23.3°F4.57 in rain
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 supermarket53% of this ZIP code's area
Far from a supermarket79% of this ZIP code's area
No vehicle and far from a supermarket53% of this ZIP code's area
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%.

Ansonia School District99.8% 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.

Walkability9.8 out of 20Below average
Nearby ZIP codes

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

06418 Derby, CT2.3 km away
06483 Seymour, CT4.9 km away
06484 Shelton, CT6.3 km away
06477 Orange, CT7.8 km away
06515 New Haven, CT9.1 km away
06478 Oxford, CT9.8 km away
06403 Beacon Falls, CT10.5 km away
06491 Stevenson, CT10.6 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.

New Haven County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area6.03 sq mi
Water area0.17 sq mi
Population density3,180 people per sq mi
Latitude, longitude41.3427, -73.0742

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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