City in Tazewell County, Illinois · 8.6 sq mi · 1,854 people per sq mi
About 16,000 people live in Washington. The typical household earns $95,179, and the median resident is 38.2 years old.
2026 projection
From 16,069 in 2020
Poverty rate 5.13%
Men 36.3 · Women 39.9
1850–2026
15,852
2026 projection
1.4% since 2020 (decrease)
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.
1850–2026
15,852
2026 projection
1.4% since 2020 (decrease)
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 | 15,852 | -50 | 0.31% |
|---|---|---|---|
| 2025 | 15,902 | +33 | 0.21% |
| 2024 | 15,869 | 0 | 0.00% |
| 2023 | 15,869 | +1 | 0.01% |
| 2022 | 15,868 | -133 | 0.83% |
| 2021 | 16,001 | -68 | 0.42% |
| 2020 | 16,069 | -450 | 2.72% |
| 2019 | 16,519 | -50 | 0.30% |
| 2018 | 16,569 | -107 | 0.64% |
| 2017 | 16,676 | +8 | 0.05% |
Showing 10 of 33 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 159 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 19 residents
58% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 58% | 62% | 54% |
| Never married | 26% | 30% | 22% |
| Divorced | 10% | 7% | 13% |
| Widowed | 6% | 2% | 11% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau