Township in Naugatuck Valley Planning Region County, Connecticut · 19.4 sq mi · 179 people per sq mi
About 3,500 people live in Bethlehem. The typical household earns $108,929, and the median resident is 51.5 years old.
2026 projection
From 3,384 in 2020
Poverty rate 10.44%
Men 52.9 · Women 50
2010–2026
3,468
2026 projection
2.5% 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.
2010–2026
3,468
2026 projection
2.5% 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 | 3,468 | +13 | 0.38% |
|---|---|---|---|
| 2025 | 3,455 | +13 | 0.38% |
| 2024 | 3,442 | +12 | 0.35% |
| 2023 | 3,430 | +19 | 0.56% |
| 2022 | 3,411 | +11 | 0.32% |
| 2021 | 3,400 | +16 | 0.47% |
| 2020 | 3,384 | -15 | 0.44% |
| 2019 | 3,399 | -6 | 0.18% |
| 2018 | 3,405 | -12 | 0.35% |
| 2017 | 3,417 | -23 | 0.67% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 34 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 10 residents
56% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 56% | 55% | 57% |
| Never married | 32% | 38% | 26% |
| Divorced | 7% | 4% | 10% |
| Widowed | 5% | 3% | 7% |
| Separated | <1% | <1% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau