Ansonia ZIP Codes — New Haven County, CT

There is one unique ZIP code in Ansonia, Connecticut and it is 06401. Area code: 203/475.

ZIP codes

6.03

sq mi land

0.17

sq mi water

203/475

area code

Ansonia, CT ZIP code map

About Ansonia, CT

Ansonia is a charming city located in the state of Connecticut, known for its rich history and community spirit. Nestled within New Haven County, Ansonia is characterized by its scenic landscapes and friendly neighborhoods. The city's vibrant culture and diverse population contribute to its appeal as a place to live, work, and visit.

Location & geography

Ansonia occupies a strategic location in southwestern Connecticut, bordered by several notable cities and towns. It is adjacent to Derby, only about 1 mile to the south, as well as Seymour, approximately 3 miles to the north. The city covers a land area of 6.03 square miles, with a water area of 0.17 square miles, featuring a mix of urban and natural terrain.

Community & economy

The character of Ansonia is marked by its strong community ties and a commitment to local development. Historically an industrial town, Ansonia has seen a diversification of industries, contributing to a dynamic local economy. Daily life in Ansonia includes a blend of family-oriented activities, community events, and access to parks that promote an active lifestyle.

Transportation

Ansonia is well-connected by key highways, including Route 8 and Route 34, which provide easy access to neighboring towns and cities. The nearest major airport is Tweed New Haven Regional Airport, located about 15 miles away, facilitating travel for residents and visitors. Public transportation options are also available, offering bus services that link Ansonia to surrounding areas.

History

Ansonia was founded in the mid-1800s and quickly became known for its manufacturing industries, particularly in brass and rubber. The city played a significant role in the industrial development of Connecticut during the 19th century. Notable events in the city's history include the establishment of the Ansonia Copper and Brass Company, which significantly contributed to the local economy.

Did you know?

One surprising fact about Ansonia is that it was named after the Ansonia Brass and Copper Company, which was instrumental in the city's development. Additionally, the city is home to the Ansonia Nature and Recreation Center, which offers various outdoor activities and education opportunities for residents and visitors.

ZIP codes for Ansonia, CT (1)

ZIP code	City	County	Map
06401	Ansonia	New Haven	View map

Demographics & statistics

19,361

Population

40.5

Median age

$69,663

Median household income

$40,296

Per capita income

$254,700

Median home value

$1,329

Median monthly rent

54.6%

Home ownership

11.1%

Poverty rate

9.8%

Unemployment

5,318

Housing units

21.7%

Bachelor's or higher

Age distribution

Male Female

412

Under 5

435

538

5–9

568

505

10–14

533

528

15–19

558

387

20–24

409

1,456

25–34

1,539

1,298

35–44

1,372

968

45–54

1,023

772

55–59

816

777

60–64

822

986

65–74

1,043

609

75–84

644

176

85+

187

← Male

Female →

Age summary

Group	Count	%
Under 18	3,632	18.8%
18 and over	15,729	81.2%
65 and over	3,645	18.8%
Median age	40.5 years

Race & ethnicity

White 46.7%

Hispanic or Latino 17.5%

Other race 13.9%

Black or African American 13.2%

Two or more races 6.2%

Asian 2.4%

American Indian / Alaska Native 0.1%

Group	Count	%
White	10,961	46.7%
Hispanic or Latino	4,115	17.5%
Other race	3,266	13.9%
Black or African American	3,090	13.2%
Two or more races	1,446	6.2%
Asian	564	2.4%
American Indian / Alaska Native	34	0.1%

Household income

Under $10k 5.8%

$10k–$15k 3.6%

$15k–$25k 4.6%

$25k–$35k 7.8%

$35k–$50k 15.0%

$50k–$75k 17.2%

$75k–$100k 16.0%

$100k–$150k 16.7%

$150k–$200k 7.8%

$200k+ 5.4%

Range	% of households
Under $10k	5.8%
$10k–$15k	3.6%
$15k–$25k	4.6%
$25k–$35k	7.8%
$35k–$50k	15.0%
$50k–$75k	17.2%
$75k–$100k	16.0%
$100k–$150k	16.7%
$150k–$200k	7.8%
$200k+	5.4%
Median income	$69,663

Housing

Home values

Under $50k 1.6%

$50k–$100k 0.8%

$100k–$150k 8.0%

$150k–$200k 12.7%

$200k–$300k 49.9%

$300k–$500k 26.6%

$500k–$1M 0.3%

$1M+ 0.2%

Housing overview

Metric	Value
Median home value	$254,700
Median rent / month	$1,329
Owner occupied	54.6%
Renter occupied	45.4%
Vacant	10.5%
Single-family detached	46.0%
Large apartment buildings	2.7%
Mobile homes	0.2%
Median rooms	5.1
Avg household size (owned)	2.54

Year built

Era	%
2020 or later	0.0%
2010–2019	2.0%
2000–2009	2.8%
1990–1999	9.7%
1980–1989	3.1%
1970–1979	12.3%
1960–1969	9.9%
1950–1959	19.5%
1940–1949	8.1%
1939 or earlier	32.6%

Bedrooms

Size	% of units
No bedroom (studio)	4.8%
1 bedroom	12.6%
2 bedrooms	33.0%
3 bedrooms	37.6%
4 bedrooms	8.9%
5+ bedrooms	3.0%

Vehicles per household

Vehicles	% of households
No vehicle	9.6%
1 vehicle	38.1%
2 vehicles	33.5%
3 or more	18.7%

Heating fuel

Fuel type	%
Utility gas	59.0%
Electricity	15.1%
Propane / LP gas	3.6%
Fuel oil	21.4%
Solar	0.7%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	2,846	35.5%
Cohabiting couple	657	8.2%
Male householder, no spouse	1,715	21.4%
Female householder, no spouse	2,796	34.9%
Households with children under 18	2,123	26.5%
Households with seniors (65+)	2,720	33.9%
Average household size	2.41

Marital status

Status	Male	Female
Never married	40.4%	34.4%
Married	44.0%	40.7%
Separated	0.3%	0.9%
Widowed	2.0%	8.8%
Divorced	13.2%	15.1%

Education

Less than 9th grade 8.1%

Some HS, no diploma 5.1%

HS graduate 37.6%

Some college, no degree 20.7%

Associate's degree 6.8%

Bachelor's degree 13.5%

Graduate / professional 8.2%

Metric	%
HS diploma or higher	86.8%
Bachelor's or higher	21.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	260	6.3%
Kindergarten	83	2.0%
Elementary school	1,739	41.9%
High school	894	21.5%
College / grad school	1,178	28.4%

Employment

Industry of employment

Education & healthcare 24.1%

Arts, food & hospitality 15.1%

Manufacturing 14.0%

Retail trade 10.4%

Professional & management 8.5%

Transportation & utilities 6.0%

Finance & real estate 6.0%

Construction 5.8%

Other services 3.9%

Public administration 3.2%

Wholesale trade 2.5%

Information 0.4%

Occupation

Category	%
Management, business & arts	31.3%
Service	25.5%
Sales & office	19.7%
Natural resources & construction	9.3%
Production & transportation	14.2%

Employment type

Type	%
Private sector	85.9%
Government	9.5%
Self-employed	4.1%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	74.5%
Carpool	11.9%
Public transit	3.0%
Walk	1.2%
Other means	2.5%
Avg commute (minutes)	24.5

Poverty

All people 11.1%

Under 18 years 10.7%

18 and over 11.2%

Married-couple families 4.4%

Female-led households 19.6%

Income support

Source	% of households
Social Security	33.4%
Retirement income	20.0%
Supplemental Security	4.4%
Cash public assistance	3.5%
Food stamps / SNAP	16.1%

Health indicators

Condition	%
High blood pressure	32.2%
High cholesterol	32.3%
Heart disease	6.1%
Stroke	3.0%
Asthma	11.4%
Arthritis	24.5%
Kidney disease	2.8%
Pulmonary disease	6.9%
Cancer	6.4%

Behavior / access	%
Binge drinking	15.4%
No physical activity	24.2%
Less than 7 hrs sleep	37.0%
Fair or poor health	13.7%
Poor mental health	15.5%
Poor physical health	10.3%
No health insurance	11.0%
Visited doctor (checkup)	75.8%
Visited dentist	67.0%
Cholesterol screening	90.2%
Teeth loss	12.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	911	5.8%

Disability	%
Any disability	13.2%
Under 18	3.2%
18–64 years	11.1%
65 and over	29.8%

Health insurance coverage

Type	%
Private insurance	56.2%
Public insurance	46.9%
Uninsured under 19	3.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,514	95.6%
Spanish	2,500	13.5%
Other Indo-European	1,947	10.5%
Asian & Pacific Islander	472	2.5%
Other languages	81	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	15,712	81.2%
Born in same state	15,115	78.1%
Born in different state	12,141	62.7%
Foreign born	597	3.1%
Naturalized citizen	3,649	18.8%
Not a US citizen	2,086	57.2%

Ancestry

Ancestry	Count	%
Italian	2,155	11.1%
French	777	4%
Arab	540	2.8%
Irish	494	2.6%
German	115	0.6%

Ancestry	Count	%
English	109	0.6%
Norwegian	35	0.2%
Dutch	20	0.1%
Polish	10	0.1%

Technology access

Metric	% of households
Computer access	41.4%
Internet access	92.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Ansonia, CT have?

Ansonia, CT has one ZIP code: 06401. Each ZIP code serves a distinct delivery area within the city and surrounding region.