City in Naugatuck Valley Planning Region County, Connecticut · 6 sq mi · 3,204 people per sq mi
About 19,000 people live in Ansonia. The typical household earns $85,877, and the median resident is 40.1 years old.
2026 projection
From 18,894 in 2020
Poverty rate 9.41%
Men 36.9 · Women 42.9
1870–2026
19,282
2026 projection
2.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1870–2026
19,282
2026 projection
2.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 19,282 | +66 | 0.34% |
|---|---|---|---|
| 2025 | 19,216 | +58 | 0.30% |
| 2024 | 19,158 | +95 | 0.50% |
| 2023 | 19,063 | +108 | 0.57% |
| 2022 | 18,955 | +18 | 0.10% |
| 2021 | 18,937 | +43 | 0.23% |
| 2020 | 18,894 | +258 | 1.38% |
| 2019 | 18,636 | -117 | 0.62% |
| 2018 | 18,753 | -26 | 0.14% |
| 2017 | 18,779 | -57 | 0.30% |
Showing 10 of 31 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 190 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 11 residents
42% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 42% | 43% | 41% |
| Never married | 40% | 42% | 39% |
| Divorced | 12% | 12% | 12% |
| Widowed | 6% | 3% | 9% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau