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Neighborhood report

Ansonia, CT

Founded 1889Naugatuck Valley Planning RegionElev. 25 m
Population
18,951
Median home
$269,300
Public schools
5
Sex offenders
1

Overview

About Ansonia

Ansonia is a city in Connecticut with about 18,951 residents. Ansonia was founded in 1889 and sits in Naugatuck Valley Planning Region. The median age is 39.9 and the median household income is $80,585. Homes carry a median value of $269,300, and about 59% of residents own where they live. White residents make up the largest share of the population (50.6%). Around 23% of adults hold a bachelor's degree or higher, and the typical commute runs about 26 minutes.

Source: U.S. Census Bureau, American Community Survey (5-year).

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Who lives here

Demographics

Population
18,951
Median age
39.9
Median household income
$80,585
Per-capita income
$45,144
Poverty rate
8.6%
High-school grad or higher
89.4%
Bachelor's degree or higher
22.7%
Unemployment
8.1%
Avg. commute
25.6 min
Work from home
9.8%
Residents by race & ethnicity
White50.6%
Hispanic or Latino25.1%
Black16.5%
Asian3.1%
Workforce by occupation
Management, business, science & arts32.8%
Service27.2%
Sales & office20.1%
Production, transportation & material moving11.7%
Natural resources, construction & maintenance8.1%

Source: U.S. Census Bureau, American Community Survey (5-year).

Housing

Property report

Median home value
$269,300
Median gross rent
$1,405/mo
Owner-occupied
58.6%
Median year built
1954
Households
7,455
Avg. household size
2.54

Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.

Education

Schools

Schools: Below average

Ansonia has 5 public schools — 2 elementary, 1 middle, 2 high.

Student proficiency · grade 8, 1 school
Reading37%
Math22%

% of students at or above proficient on state assessments.

Ansonia High SchoolHighGrades 9–12
Emmett O'Brien Technical High SchoolHighGrades 9–12
Ansonia Middle SchoolMiddleGrades 6–8
Mead SchoolElementaryGrades -1–5
Prendergast SchoolElementaryGrades -1–5

Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.

Safety

Crime

violent crime88% below national
Ansonia48
Connecticut154
United States386
↓ 74% lower than 2019
2019–2023
property crime14% below national
Ansonia1,684
Connecticut1,580
United States1,952
↑ 13% higher than 2019
2019–2023

Rate per 100,000 residents/year, Ansonia Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).

Environment

Environmental hazards

Toxic-release sites and regulated facilities in and around Ansonia.

Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.

Risk

Natural disaster risk

Flood, wildfire, tornado, earthquake and other hazard risk for Ansonia's county.

Data source being added: FEMA National Risk Index (public). We show real, sourced figures only — never estimates.

Context

Neighborhood info

Ansonia was founded in 1889 and sits in Naugatuck Valley Planning Region. Elevation ~25 m.

Map of Ansonia
Ansonia, CT
Where Ansonia is
BridgeportStamfordNew HavenHartfordWaterburyNorwalkAnsonia
Historic places

4 on the National Register of Historic Places.

Humphreys, Gen. David, HouseMansfield, Richard, HouseAnsonia LibraryUS Post Office--Ansonia Main
Notable people from Ansonia
Franklin FarrelJohn CookeReuben Henry Tucker IIIBob SkoronskiCaitlin HaleAR FoxAl TinneySamuel JaskilkaArt HyattGertrude Noone
People searches in Ansonia
Michael Smith (3)John SmithJames SmithDavid SmithRobert SmithMichael JohnsonJohn JohnsonJames JohnsonMichael WilliamsWilliam SmithDavid JohnsonRobert JohnsonJohn WilliamsMichael BrownMichael JonesJames WilliamsDavid WilliamsJohn BrownRobert WilliamsJohn JonesWilliam JohnsonMary SmithJames BrownJames Jones
Nearby cities
Derby (1 mi)Shelton (5 mi)West Haven (7 mi)New Haven (8 mi)Milford (8 mi)Woodmont (9 mi)

Registered sex offenders in Ansonia, CT (1)

Public sex-offender registry records for Ansonia, Connecticut.

Robert Rivera, 39
Ansonia · 06401

Source: Dru Sjodin National Sex Offender Public Website (NSOPW) and state registries. Public record. This information is provided for public awareness. Using it to harass, threaten, or discriminate against any registrant, or for any purpose prohibited by law, is illegal. Verify against the official registry record before relying on it.

Common questions

Ansonia — frequently asked

What is the population of Ansonia, Connecticut?
Ansonia has a population of about 18,951, according to the U.S. Census Bureau's American Community Survey (5-year).
What is the average home value in Ansonia?
The median home value in Ansonia is $269,300, and the median gross rent is $1,405/month (U.S. Census ACS).
Is Ansonia safe? What is the crime rate?
Ansonia Police Department reported a violent-crime rate of about 48 per 100,000 residents in 2023 — lower than the U.S. rate of 386. Source: FBI UCR/NIBRS.
How many schools are in Ansonia?
Ansonia has 5 public schools (2 elementary, 1 middle, 2 high). Source: U.S. Dept. of Education, NCES.
How many registered sex offenders are in Ansonia?
Public registry data lists 1 registered sex offenders in or near Ansonia. This is neighborhood-safety information from the public state registry.
Look up a person in Ansonia →