Town in Effingham County, Illinois · 1.3 sq mi · 248 people per sq mi
About 320 people live in Mason. The typical household earns $65,455, and the median resident is 29.8 years old.
2026 projection
From 324 in 2020
Poverty rate 35.55%
Men 35.5 · Women 25.8
2010–2026
319
2026 projection
1.5% 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
319
2026 projection
1.5% 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 | 319 | -2 | 0.62% |
|---|---|---|---|
| 2025 | 321 | +2 | 0.63% |
| 2024 | 319 | 0 | 0.00% |
| 2023 | 319 | 0 | 0.00% |
| 2022 | 319 | -2 | 0.62% |
| 2021 | 321 | -3 | 0.93% |
| 2020 | 324 | -11 | 3.28% |
| 2019 | 335 | -2 | 0.59% |
| 2018 | 337 | 0 | 0.00% |
| 2017 | 337 | -1 | 0.30% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 5 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 3 residents
52% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 52% | 51% | 53% |
| Never married | 27% | 29% | 25% |
| Divorced | 17% | 17% | 17% |
| Widowed | 4% | 3% | 6% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau