City in Kennebec County, Maine · 15.7 sq mi · 398 people per sq mi
About 6,200 people live in Gardiner city. The typical household earns $71,782, and the median resident is 42 years old.
2026 projection
From 5,978 in 2020
Poverty rate 10.45%
Men 41 · Women 43.6
2010–2026
6,246
2026 projection
4.5% 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
6,246
2026 projection
4.5% 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 | 6,246 | +40 | 0.64% |
|---|---|---|---|
| 2025 | 6,206 | +40 | 0.65% |
| 2024 | 6,166 | -4 | 0.06% |
| 2023 | 6,170 | +64 | 1.05% |
| 2022 | 6,106 | +49 | 0.81% |
| 2021 | 6,057 | +79 | 1.32% |
| 2020 | 5,978 | +346 | 6.14% |
| 2019 | 5,632 | -21 | 0.37% |
| 2018 | 5,653 | -10 | 0.18% |
| 2017 | 5,663 | +3 | 0.05% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 61 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
42% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 42% | 41% | 43% |
| Never married | 34% | 40% | 29% |
| Divorced | 15% | 15% | 15% |
| Widowed | 9% | 4% | 13% |
| Separated | 1% | <1% | 1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau