City in Kennebec County, Maine · 13.5 sq mi · 1,308 people per sq mi
About 18,000 people live in Waterville city. The typical household earns $53,580, and the median resident is 35.5 years old.
2026 projection
From 16,687 in 2020
Poverty rate 20.61%
Men 32.6 · Women 36.6
2010–2026
17,696
2026 projection
6% 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
17,696
2026 projection
6% 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 | 17,696 | +117 | 0.67% |
|---|---|---|---|
| 2025 | 17,579 | +117 | 0.67% |
| 2024 | 17,462 | -1 | 0.01% |
| 2023 | 17,463 | +118 | 0.68% |
| 2022 | 17,345 | +630 | 3.77% |
| 2021 | 16,715 | +28 | 0.17% |
| 2020 | 16,687 | +138 | 0.83% |
| 2019 | 16,549 | -120 | 0.72% |
| 2018 | 16,669 | -17 | 0.10% |
| 2017 | 16,686 | +57 | 0.34% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 171 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 5 residents
29% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 29% | 31% | 27% |
| Never married | 48% | 52% | 44% |
| Divorced | 16% | 15% | 17% |
| Widowed | 6% | 2% | 10% |
| Separated | 1% | <1% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau