Village in St. Clair County, Illinois
Caseyville
District lines run through Caseyville, so who represents you here depends on your street. Search your address to see yours.
Who lives in Caseyville
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 4,100
- Median age
- 42.1 years
- Under 18
- 19%
- 65 and over
- 20%
- Veterans, of adults
- 14%
- Speak another language at home
- 8%
Race and ethnicity
- Hispanic or Latino, of any race
- 22%
- White, not Hispanic
- 63%
- Black, not Hispanic
- 11%
- Asian, not Hispanic
- 0%
Income and housing
- Median household income
- $60,700
- Below the poverty line
- 14%
- Bachelor's or higher, adults 25+
- 12%
- Owner-occupied homes
- 70%
- Median home value
- $97,000
2024 vote for president
Not counted for Caseyville on its own: its precincts follow township lines, not the town’s. See the figure for St. Clair County.
Represent all of Caseyville
Represent part of Caseyville
Each represents the part of Caseyville inside their district. Under each is how many people lived in that part at the 2020 Census, of 4,400 in all.
Mike BostU.S. Representative, District 12, Republican244 people in this part
Nikki BudzinskiU.S. Representative, District 13, Democratic4,156 people in this part- EHErica HarrissState Senator, District 56, Republican4,314 people in this part
- CBChristopher BeltState Senator, District 57, Democratic86 people in this part
- KSKatie StuartState Representative, District 112, Democratic4,314 people in this part
- JHJay HoffmanState Representative, District 113, Democratic86 people in this part
Caseyville's districts
U.S. House District 12
Part of Caseyville: 244 people in 2020
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
U.S. House District 13
Part of Caseyville: 4,156 people in 2020
Held by Nikki Budzinski, Democratic
- Washington office: (202) 225-2371
About 747,200 people, median household income $63,100.
Largest towns: Springfield (part), Champaign, Decatur (part) and 91 more
Illinois Senate District 56
Part of Caseyville: 4,314 people in 2020
Held by Erica Harriss, Republican
- Springfield office: (217) 782-5247
- District office: (618) 307-5789
About 215,000 people, median household income $70,200.
Largest towns: Granite City, Alton (part), Edwardsville (part) and 20 more
Illinois Senate District 57
Part of Caseyville: 86 people in 2020
Held by Christopher Belt, Democratic
- Springfield office: (217) 782-5399
- District office: (618) 875-1212
About 214,000 people, median household income $71,000.
Largest towns: Belleville, O'Fallon (part), East St. Louis and 30 more
Illinois House District 112
Part of Caseyville: 4,314 people in 2020
Held by Katie Stuart, Democratic
- Springfield office: (217) 782-8018
- District office: (618) 365-6650
About 106,700 people, median household income $77,900.
Largest towns: Edwardsville (part), Collinsville (part), Fairview Heights (part) and 11 more
Illinois House District 113
Part of Caseyville: 86 people in 2020
Held by Jay Hoffman, Democratic
- Springfield office: (217) 782-0104
- District office: (618) 416-7407
About 106,300 people, median household income $71,000.
Largest towns: Belleville (part), Swansea (part), Shiloh (part) and 11 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.