City in Clinton County, Jefferson County, Marion County and Washington County, Illinois
Centralia
District lines run through Centralia, so who represents you here depends on your street. Search your address to see yours.
Who lives in Centralia
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 11,900
- Median age
- 39.1 years
- Under 18
- 24%
- 65 and over
- 22%
- Veterans, of adults
- 7%
- Speak another language at home
- 5%
Race and ethnicity
- Hispanic or Latino, of any race
- 4%
- White, not Hispanic
- 81%
- Black, not Hispanic
- 7%
- Asian, not Hispanic
- 2%
Income and housing
- Median household income
- $47,800
- Below the poverty line
- 24%
- Bachelor's or higher, adults 25+
- 16%
- Owner-occupied homes
- 63%
- Median home value
- $90,000
2024 vote for president
Not counted for Centralia on its own: its precincts follow township lines, not the town’s. See the figures for Clinton County, Jefferson County, Marion County and Washington County.
Represent all of Centralia
Represent part of Centralia
Each represents the part of Centralia inside their district. Under each is how many people lived in that part at the 2020 Census, of 12,182 in all.
- JPJason PlummerState Senator, District 55, Republican12,182 people in this part
- TBTerri BryantState Senator, District 58, Republican0 people in this part
- CMCharlie MeierState Representative, District 109, Republican6 people in this part
- BWBlaine WilhourState Representative, District 110, Republican12,176 people in this part
- DSDave SeverinState Representative, District 116, Republican0 people in this part
Centralia's districts
U.S. House District 12
All of Centralia
Held by Mike Bost, Republican
- Washington office: (202) 225-5661
About 746,800 people, median household income $68,500.
Largest towns: O'Fallon (part), Carbondale, Marion and 281 more
Illinois Senate District 55
Part of Centralia: 12,182 people in 2020
Held by Jason Plummer, Republican
- Springfield office: (217) 782-5755
- District office: (618) 283-3000
Illinois Senate District 58
Part of Centralia: 0 people in 2020
Held by Terri Bryant, Republican
- Springfield office: (217) 782-8137
- District office: (618) 684-1100
About 214,600 people, median household income $66,100.
Largest towns: Mount Vernon, Waterloo, Columbia (part) and 85 more
Illinois House District 109
Part of Centralia: 6 people in 2020
Held by Charlie Meier, Republican
- Springfield office: (217) 782-6401
- District office: (618) 651-0405
About 109,400 people, median household income $96,400.
Largest towns: Troy, Highland, Greenville (part) and 46 more
Illinois House District 110
Part of Centralia: 12,176 people in 2020
Held by Blaine Wilhour, Republican
- Springfield office: (217) 782-0066
- District office: (618) 665-4109
Illinois House District 116
Part of Centralia: 0 people in 2020
Held by Dave Severin, Republican
- Springfield office: (217) 782-1051
- District office: (618) 440-5090
About 106,900 people, median household income $58,500.
Largest towns: Mount Vernon, Mount Carmel, Benton and 46 more
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.