City in Marion County, Illinois · 8.2 sq mi · 1,440 people per sq mi
About 12,000 people live in Centralia. The typical household earns $47,807, and the median resident is 39.1 years old.
2026 projection
From 12,118 in 2020
Poverty rate 24.34%
Men 38 · Women 40.3
1870–2026
11,805
2026 projection
2.6% 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.
1870–2026
11,805
2026 projection
2.6% 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 | 11,805 | -58 | 0.49% |
|---|---|---|---|
| 2025 | 11,863 | -25 | 0.21% |
| 2024 | 11,888 | -9 | 0.08% |
| 2023 | 11,897 | -67 | 0.56% |
| 2022 | 11,964 | -78 | 0.65% |
| 2021 | 12,042 | -76 | 0.63% |
| 2020 | 12,118 | -113 | 0.92% |
| 2019 | 12,231 | -62 | 0.50% |
| 2018 | 12,293 | -89 | 0.72% |
| 2017 | 12,382 | -101 | 0.81% |
Showing 10 of 31 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 119 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 4 residents
39% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 39% | 39% | 40% |
| Never married | 35% | 41% | 30% |
| Divorced | 14% | 13% | 15% |
| Widowed | 10% | 5% | 15% |
| Separated | 2% | 3% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau