Hancock County, Illinois
Hancock County, Illinois · ZIP 61420, 61450, 62311
- Census data · ACS 2019-2023
- 17,008 (2024 estimate)Population
- 7,515Households
- $65,044Median household income
- $108,400Median home value
- 39Towns with a page
- 18ZIP codes
Hancock County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 20,121 |
| 2010 | 19,104 |
| 2020 | 17,620 |
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 $65,044 · 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
- 6,108 units
- Renter occupied
- 1,407 units
- Vacancy rate
- 16.1%
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.
2,706 employees in 365 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 | Hancock County | Illinois |
|---|---|---|
| Population | 17,434 | 12,692,653 |
| Median household income | $65,044 | $81,702 |
| Median age | 46.3 | 38.9 |
| Median home value | $108,400 | $250,500 |
| Bachelor’s degree or higher | 24.2% | 37.2% |
| Foreign-born residents | 1.4% | 14.4% |
| Owner-occupied homes | 81.3% | 66.8% |
| Mean commute to work | 23.6 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 Hancock County39 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Montebello Township | Township | 3,232 | 36.8 sq mi |
| Carthage Township | Township | 2,886 | 40.2 sq mi |
| Hamilton | City | 2,662 | 3.56 sq mi |
| Carthage | City | 2,431 | 2.51 sq mi |
| Warsaw | City | 1,456 | 6.52 sq mi |
| La Harpe Township | Township | 1,339 | 37.3 sq mi |
| La Harpe | City | 1,137 | 1.36 sq mi |
| Nauvoo Township | Township | 914 | 3.90 sq mi |
| Nauvoo | City | 910 | 3.39 sq mi |
| Dallas City Township | Township | 842 | 15.4 sq mi |
| Dallas City | City | 778 | 2.37 sq mi |
| Augusta Township | Township | 685 | 37.9 sq mi |
| Chili Township | Township | 594 | 37.8 sq mi |
| St. Mary Township | Township | 543 | 37.0 sq mi |
| Augusta | Village | 539 | 0.69 sq mi |
| Bowen | Village | 447 | 0.43 sq mi |
| Sonora Township | Township | 432 | 35.8 sq mi |
| Plymouth | Village | 421 | 0.56 sq mi |
| Appanoose Township | Township | 419 | 25.5 sq mi |
| Prairie Township | Township | 373 | 33.1 sq mi |
| Pontoosuc Township | Township | 328 | 18.5 sq mi |
| Bear Creek Township | Township | 309 | 36.3 sq mi |
| Rock Creek Township | Township | 306 | 36.0 sq mi |
| St. Albans Township | Township | 298 | 36.0 sq mi |
| Harmony Township | Township | 294 | 37.6 sq mi |
| Rocky Run-Wilcox Township | Township | 280 | 56.8 sq mi |
| Walker Township | Township | 278 | 38.0 sq mi |
| Durham Township | Township | 245 | 36.9 sq mi |
| Hancock Township | Township | 244 | 38.2 sq mi |
| Pilot Grove Township | Township | 238 | 37.0 sq mi |
| Wythe Township | Township | 238 | 38.1 sq mi |
| Fountain Green Township | Township | 235 | 37.5 sq mi |
| Elvaston | Village | 145 | 0.78 sq mi |
| West Point | Village | 136 | 0.17 sq mi |
| Ferris | Village | 120 | 1.97 sq mi |
| Pontoosuc | Village | 98 | 1.41 sq mi |
| Basco | Village | 77 | 0.22 sq mi |
| Bentley | Town | 26 | 0.14 sq mi |
| Niota | Census designated place | 4 | 0.52 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 Hancock County
No job is posted in Hancock 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 Hancock County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Adams CountyPopulation 64,109 (2024 estimate)
- Clark CountyPopulation 6,623 (2024 estimate)
- Henderson CountyPopulation 6,048 (2024 estimate)
- Lee CountyPopulation 32,376 (2024 estimate)
- Lewis CountyPopulation 9,852 (2024 estimate)
- McDonough CountyPopulation 26,662 (2024 estimate)
- Schuyler CountyPopulation 6,750 (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; Census Population Estimates, Vintage 2024: subcounty totals, state 29, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 19, retrieved November 14, 2026.