Hamilton County, Illinois
Hamilton County, Illinois · ZIP 62817, 62828, 62829
- Census data · ACS 2019-2023
- 7,818 (2024 estimate)Population
- 3,350Households
- $61,520Median household income
- $108,800Median home value
- 17Towns with a page
- 10ZIP codes
Hamilton County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 8,621 |
| 2010 | 8,457 |
| 2020 | 7,993 |
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 $61,520 · 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
- 2,622 units
- Renter occupied
- 728 units
- Vacancy rate
- 12.1%
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.
1,531 employees in 175 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 | Hamilton County | Illinois |
|---|---|---|
| Population | 7,972 | 12,692,653 |
| Median household income | $61,520 | $81,702 |
| Median age | 43.5 | 38.9 |
| Median home value | $108,800 | $250,500 |
| Bachelor’s degree or higher | 18.5% | 37.2% |
| Foreign-born residents | 0.7% | 14.4% |
| Owner-occupied homes | 78.3% | 66.8% |
| Mean commute to work | 26.5 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 Hamilton County17 with a page · sort by any column
| Type | |||
|---|---|---|---|
| McLeansboro Township | Township | 3,597 | 35.6 sq mi |
| McLeansboro | City | 2,593 | 2.70 sq mi |
| Dahlgren Township | Township | 1,118 | 54.3 sq mi |
| Knight Prairie Township | Township | 522 | 36.3 sq mi |
| Dahlgren | Village | 493 | 1.02 sq mi |
| Twigg Township | Township | 486 | 36.3 sq mi |
| Mayberry Township | Township | 433 | 54.6 sq mi |
| Crouch Township | Township | 373 | 47.4 sq mi |
| Flannigan Township | Township | 307 | 36.2 sq mi |
| Crook Township | Township | 284 | 35.6 sq mi |
| Beaver Creek Township | Township | 249 | 36.5 sq mi |
| South Crouch Township | Township | 193 | 25.2 sq mi |
| Broughton | Village | 179 | 1.89 sq mi |
| South Flannigan Township | Township | 138 | 18.3 sq mi |
| South Twigg Township | Township | 118 | 18.4 sq mi |
| Belle Prairie City | Town | 46 | 0.44 sq mi |
| Macedonia | Village | 29 | 0.27 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 Hamilton County
No job is posted in Hamilton County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Hamilton County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Franklin CountyPopulation 37,033 (2024 estimate)
- Gallatin CountyPopulation 4,690 (2024 estimate)
- Jefferson CountyPopulation 36,107 (2024 estimate)
- Saline CountyPopulation 22,826 (2024 estimate)
- Wayne CountyPopulation 15,928 (2024 estimate)
- White CountyPopulation 13,395 (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.