Lake County, Indiana
Lake County, Indiana · ZIP 46303, 46307, 46311
- Census data · ACS 2019-2023
- 502,955 (2024 estimate)Population
- 193,474Households
- $68,985Median household income
- $214,700Median home value
- 35Towns with a page
- 28ZIP codes
Lake County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 484,564 |
| 2010 | 496,005 |
| 2020 | 498,700 |
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 $68,985 · 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
- 137,105 units
- Renter occupied
- 56,369 units
- Vacancy rate
- 10.6%
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.
171,790 employees in 10,566 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 | Lake County | Indiana |
|---|---|---|
| Population | 498,990 | 6,811,752 |
| Median household income | $68,985 | $70,051 |
| Median age | 39.6 | 38.0 |
| Median home value | $214,700 | $201,600 |
| Bachelor’s degree or higher | 24.9% | 28.8% |
| Foreign-born residents | 7.2% | 5.9% |
| Owner-occupied homes | 70.9% | 70.4% |
| Mean commute to work | 28.8 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 Lake County35 with a page · sort by any column
| Type | |||
|---|---|---|---|
| North Township | Township | 153,420 | 53.1 sq mi |
| Calumet Township | Township | 90,044 | 61.4 sq mi |
| Hammond | City | 76,030 | 22.7 sq mi |
| St. John Township | Township | 71,581 | 39.3 sq mi |
| Gary | City | 67,555 | 49.9 sq mi |
| Ross Township | Township | 49,245 | 49.0 sq mi |
| Center Township | Township | 40,431 | 39.3 sq mi |
| Hobart Township | Township | 40,135 | 25.5 sq mi |
| Merrillville | Town | 36,989 | 33.2 sq mi |
| Crown Point | City | 35,097 | 19.0 sq mi |
| Schererville | Town | 29,780 | 15.1 sq mi |
| Hobart | City | 29,418 | 26.2 sq mi |
| East Chicago | City | 25,768 | 14.1 sq mi |
| St. John | Town | 24,250 | 13.0 sq mi |
| Munster | Town | 23,634 | 7.54 sq mi |
| Highland | Town | 23,497 | 6.93 sq mi |
| Hanover Township | Township | 20,845 | 28.7 sq mi |
| Cedar Lake | Town | 16,404 | 9.45 sq mi |
| Dyer | Town | 16,341 | 6.16 sq mi |
| Griffith | Town | 16,192 | 7.77 sq mi |
| Winfield Township | Township | 14,293 | 24.8 sq mi |
| Cedar Creek Township | Township | 13,251 | 60.0 sq mi |
| Lake Station | City | 13,033 | 8.29 sq mi |
| Lowell | Town | 11,449 | 7.02 sq mi |
| Winfield | Town | 8,557 | 12.4 sq mi |
| West Creek Township | Township | 7,961 | 62.0 sq mi |
| Lakes of the Four Seasons | Census designated place | 7,338 | 2.28 sq mi |
| Ross | Census designated place | 6,740 | 5.67 sq mi |
| Whiting | City | 4,491 | 1.81 sq mi |
| New Chicago | Town | 1,976 | 0.67 sq mi |
| Eagle Creek Township | Township | 1,749 | 55.8 sq mi |
| Lake Dalecarlia | Census designated place | 1,421 | 1.13 sq mi |
| Leroy | Census designated place | 278 | 0.22 sq mi |
| Schneider | Town | 262 | 0.86 sq mi |
| Shelby | Census designated place | 259 | 1.29 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 Lake County
No job is posted in Lake 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 Lake County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Cook CountyPopulation 5,182,617 (2024 estimate)
- Jasper CountyPopulation 33,387 (2024 estimate)
- Kankakee CountyPopulation 106,410 (2024 estimate)
- Newton CountyPopulation 14,131 (2024 estimate)
- Porter CountyPopulation 175,860 (2024 estimate)
- Will CountyPopulation 708,583 (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 18, retrieved November 14, 2026.