Hamilton County, Indiana
Hamilton County, Indiana · ZIP 46030, 46031, 46032
- Census data · ACS 2019-2023
- 379,704 (2024 estimate)Population
- 133,171Households
- $117,957Median household income
- $379,100Median home value
- 18Towns with a page
- 16ZIP codes
Hamilton County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 182,740 |
| 2010 | 274,569 |
| 2020 | 347,467 |
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 18, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 18, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 18, retrieved November 14, 2026.
Median household income $117,957 · 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 18, retrieved November 14, 2026.
- Owner occupied
- 101,589 units
- Renter occupied
- 31,582 units
- Vacancy rate
- 5.1%
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 18, retrieved November 14, 2026.
165,539 employees in 10,446 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 18, retrieved November 14, 2026.
| Measure | Hamilton County | Indiana |
|---|---|---|
| Population | 357,176 | 6,811,752 |
| Median household income | $117,957 | $70,051 |
| Median age | 38.0 | 38.0 |
| Median home value | $379,100 | $201,600 |
| Bachelor’s degree or higher | 61.8% | 28.8% |
| Foreign-born residents | 9.5% | 5.9% |
| Owner-occupied homes | 76.3% | 70.4% |
| Mean commute to work | 25.8 minutes | 24.0 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 18, retrieved November 14, 2026.
Townships, towns and villages in Hamilton County18 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Fishers | City | 103,986 | 36.6 sq mi |
| Carmel | City | 103,606 | 49.1 sq mi |
| Clay Township | Township | 102,914 | 49.1 sq mi |
| Noblesville | City | 75,239 | 35.6 sq mi |
| Fall Creek Township | Township | 74,564 | 33.7 sq mi |
| Noblesville Township | Township | 68,447 | 46.8 sq mi |
| Westfield Washington Township | Township | 66,589 | 55.7 sq mi |
| Westfield | City | 62,994 | 33.0 sq mi |
| Delaware Township | Township | 36,481 | 15.2 sq mi |
| Wayne Township | Township | 11,539 | 35.1 sq mi |
| Jackson Township | Township | 11,312 | 54.8 sq mi |
| Cicero | Town | 5,607 | 1.63 sq mi |
| Sheridan | Town | 3,487 | 48.3 sq mi |
| White River Township | Township | 2,345 | 55.6 sq mi |
| Arcadia | Town | 1,464 | 0.69 sq mi |
| Atlanta | Town | 737 | 0.31 sq mi |
| Hortonville | Census designated place | 186 | 0.28 sq mi |
| Riverwood | Census designated place | 87 | 0.08 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 18 (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.
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Neighboring counties
Neighboring counties
- Boone CountyPopulation 78,773 (2024 estimate)
- Clinton CountyPopulation 32,895 (2024 estimate)
- Hancock CountyPopulation 88,810 (2024 estimate)
- Madison CountyPopulation 134,222 (2024 estimate)
- Marion CountyPopulation 981,628 (2024 estimate)
- Tipton CountyPopulation 15,324 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 18, retrieved November 14, 2026.