Village in St. Clair County, Illinois · 7.3 sq mi · 606 people per sq mi
About 4,400 people live in Caseyville. The typical household earns $60,669, and the median resident is 42.1 years old.
2026 projection
From 4,387 in 2020
Poverty rate 14.32%
Men 40.8 · Women 42.6
1880–2026
4,405
2026 projection
0.4% 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.
1880–2026
4,405
2026 projection
0.4% 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 | 4,405 | +3 | 0.07% |
|---|---|---|---|
| 2025 | 4,402 | 0 | 0.00% |
| 2024 | 4,402 | +27 | 0.62% |
| 2023 | 4,375 | -14 | 0.32% |
| 2022 | 4,389 | -2 | 0.05% |
| 2021 | 4,391 | +4 | 0.09% |
| 2020 | 4,387 | +276 | 6.71% |
| 2019 | 4,111 | +12 | 0.29% |
| 2018 | 4,099 | +40 | 0.99% |
| 2017 | 4,059 | +21 | 0.52% |
Showing 10 of 30 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 41 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
41% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 41% | 36% | 47% |
| Never married | 33% | 39% | 26% |
| Divorced | 13% | 15% | 11% |
| Widowed | 8% | 1% | 17% |
| Separated | 5% | 9% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau