Clinton County, Illinois
Clinton County, Illinois · ZIP 62215, 62216, 62218
- Census data · ACS 2019-2023
- 37,087 (2024 estimate)Population
- 14,463Households
- $82,314Median household income
- $180,500Median home value
- 28Towns with a page
- 17ZIP codes
Clinton County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 35,535 |
| 2010 | 37,762 |
| 2020 | 36,899 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 17, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 17, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 17, retrieved November 14, 2026.
Median household income $82,314 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 17, retrieved November 14, 2026.
- Owner occupied
- 11,475 units
- Renter occupied
- 2,988 units
- Vacancy rate
- 7.7%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 17, retrieved November 14, 2026.
9,075 employees in 913 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 17, retrieved November 14, 2026.
| Measure | Clinton County | Illinois |
|---|---|---|
| Population | 36,899 | 12,692,653 |
| Median household income | $82,314 | $81,702 |
| Median age | 41.4 | 38.9 |
| Median home value | $180,500 | $250,500 |
| Bachelor’s degree or higher | 24.4% | 37.2% |
| Foreign-born residents | 2.5% | 14.4% |
| Owner-occupied homes | 79.3% | 66.8% |
| Mean commute to work | 25.7 minutes | 28.1 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 17, retrieved November 14, 2026.
Townships, towns and villages in Clinton County28 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Sugar Creek Township | Township | 6,723 | 36.5 sq mi |
| Looking Glass Township | Township | 6,448 | 50.4 sq mi |
| Breese Township | Township | 5,549 | 37.4 sq mi |
| Breese | City | 4,629 | 2.67 sq mi |
| Brookside Township | Township | 4,417 | 24.3 sq mi |
| Carlyle Township | Township | 3,796 | 17.8 sq mi |
| New Baden | Village | 3,395 | 1.82 sq mi |
| Carlyle | City | 3,208 | 3.42 sq mi |
| Trenton | City | 2,656 | 1.88 sq mi |
| Aviston | Village | 2,434 | 1.60 sq mi |
| Germantown Township | Township | 2,156 | 38.3 sq mi |
| Wade Township | Township | 1,673 | 28.9 sq mi |
| St. Rose Township | Township | 1,462 | 37.5 sq mi |
| Germantown | Village | 1,387 | 1.02 sq mi |
| Santa Fe Township | Township | 1,215 | 25.5 sq mi |
| Albers | Village | 1,123 | 1.01 sq mi |
| Irishtown Township | Township | 1,050 | 24.9 sq mi |
| Beckemeyer | Village | 923 | 0.62 sq mi |
| Lake Township | Township | 819 | 29.8 sq mi |
| Bartelso | Village | 639 | 0.66 sq mi |
| Damiansville | Village | 558 | 0.82 sq mi |
| Meridian Township | Township | 507 | 36.8 sq mi |
| St. Rose | Village | 466 | 0.59 sq mi |
| Clement Township | Township | 458 | 18.8 sq mi |
| Wheatfield Township | Township | 449 | 35.4 sq mi |
| Hoffman | Village | 431 | 0.51 sq mi |
| East Fork Township | Township | 365 | 31.6 sq mi |
| Huey | Village | 162 | 0.22 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 17 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Clinton County
No job is posted in Clinton County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
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Neighboring counties
Neighboring counties
- Bond CountyPopulation 16,576 (2024 estimate)
- Fayette CountyPopulation 21,157 (2024 estimate)
- Madison CountyPopulation 263,017 (2024 estimate)
- Marion CountyPopulation 36,437 (2024 estimate)
- St. Clair CountyPopulation 251,149 (2024 estimate)
- Washington CountyPopulation 13,535 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 17, retrieved November 14, 2026.