Township in Capitol Planning Region County, Connecticut · 21.4 sq mi · 251 people per sq mi
About 5,400 people live in Columbia. The typical household earns $127,000, and the median resident is 51.3 years old.
2026 projection
From 5,267 in 2020
Poverty rate 6.12%
Men 53.6 · Women 46.3
2010–2026
5,365
2026 projection
1.9% 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
5,365
2026 projection
1.9% 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 | 5,365 | +13 | 0.24% |
|---|---|---|---|
| 2025 | 5,352 | +13 | 0.24% |
| 2024 | 5,339 | +13 | 0.24% |
| 2023 | 5,326 | +17 | 0.32% |
| 2022 | 5,309 | +16 | 0.30% |
| 2021 | 5,293 | +26 | 0.49% |
| 2020 | 5,267 | -120 | 2.23% |
| 2019 | 5,387 | -17 | 0.31% |
| 2018 | 5,404 | -17 | 0.31% |
| 2017 | 5,421 | -5 | 0.09% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 53 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 16 residents
56% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 56% | 52% | 62% |
| Never married | 31% | 36% | 26% |
| Divorced | 9% | 10% | 6% |
| Widowed | 3% | 2% | 5% |
| Separated | <1% | 0% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau