Village in Adams County, Illinois · 0.9 sq mi · 978 people per sq mi
About 840 people live in Mendon. The typical household earns $65,781, and the median resident is 37.6 years old.
2026 projection
From 869 in 2020
Poverty rate 15.73%
Men 38.8 · Women 37.5
2010–2026
838
2026 projection
3.6% 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.
2010–2026
838
2026 projection
3.6% 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 | 838 | -6 | 0.71% |
|---|---|---|---|
| 2025 | 844 | -2 | 0.24% |
| 2024 | 846 | -5 | 0.59% |
| 2023 | 851 | -1 | 0.12% |
| 2022 | 852 | -9 | 1.05% |
| 2021 | 861 | -8 | 0.92% |
| 2020 | 869 | -86 | 9.01% |
| 2019 | 955 | +2 | 0.21% |
| 2018 | 953 | -8 | 0.83% |
| 2017 | 961 | -4 | 0.41% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 12 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 6 residents
53% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 53% | 54% | 52% |
| Never married | 22% | 20% | 24% |
| Divorced | 16% | 22% | 11% |
| Widowed | 8% | 4% | 12% |
| Separated | <1% | 0% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau