City in Erie County, New York · 3.8 sq mi · 3,890 people per sq mi
14,793 people live in Tonawanda. The typical household earns $58,326, and the median resident is 43.5 years old.
2026 projection
From 15,129 in 2020
Poverty rate 13.84%
Men 40.4 · Women 46.8
1870–2026
14,793
2026 projection
2.2% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1870–2026
14,793
2026 projection
2.2% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 14,793 | -55 | 0.37% |
|---|---|---|---|
| 2025 | 14,848 | -55 | 0.37% |
| 2024 | 14,903 | +19 | 0.13% |
| 2023 | 14,884 | -81 | 0.54% |
| 2022 | 14,965 | -118 | 0.78% |
| 2021 | 15,083 | -46 | 0.30% |
| 2020 | 15,129 | +36 | 0.24% |
| 2019 | 15,093 | -18 | 0.12% |
| 2018 | 15,111 | +29 | 0.19% |
| 2017 | 15,082 | -12 | 0.08% |
Showing 10 of 31 years.
The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.
Tonawanda has a population change lower than Erie County, New York, and the U.S.
Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.
Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 150 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 7 residents
48% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 48% | 50% | 47% |
| Never married | 32% | 37% | 27% |
| Divorced | 11% | 8% | 13% |
| Widowed | 7% | 3% | 11% |
| Separated | 2% | 2% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources