Louisa County, Iowa
Louisa County, Iowa · ZIP 52621, 52640, 52646
- Census data · ACS 2019-2023
- 10,630 (2024 estimate)Population
- 4,143Households
- $80,223Median household income
- $137,600Median home value
- 9Towns with a page
- 12ZIP codes
Louisa County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 12,183 |
| 2010 | 11,387 |
| 2020 | 10,837 |
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 19, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 19, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 19, retrieved November 14, 2026.
Median household income $80,223 · 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 19, retrieved November 14, 2026.
- Owner occupied
- 3,319 units
- Renter occupied
- 824 units
- Vacancy rate
- 12.5%
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 19, retrieved November 14, 2026.
3,089 employees in 211 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 19, retrieved November 14, 2026.
| Measure | Louisa County | Iowa |
|---|---|---|
| Population | 10,710 | 3,195,937 |
| Median household income | $80,223 | $73,147 |
| Median age | 41.8 | 38.6 |
| Median home value | $137,600 | $195,900 |
| Bachelor’s degree or higher | 16.5% | 30.9% |
| Foreign-born residents | 8.1% | 5.7% |
| Owner-occupied homes | 80.1% | 71.5% |
| Mean commute to work | 23.9 minutes | 19.8 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 19, retrieved November 14, 2026.
Townships, towns and villages in Louisa County9 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Wapello | City | 2,026 | 1.30 sq mi |
| Columbus Junction | City | 1,794 | 2.15 sq mi |
| Morning Sun | City | 702 | 0.78 sq mi |
| Grandview | City | 431 | 0.23 sq mi |
| Columbus City | City | 385 | 0.24 sq mi |
| Letts | City | 358 | 0.57 sq mi |
| Fredonia | City | 227 | 0.15 sq mi |
| Oakville | City | 198 | 0.42 sq mi |
| Cotter | City | 40 | 0.10 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 19 (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 Louisa County
No job is posted in Louisa 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 Louisa County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Des Moines CountyPopulation 38,411 (2024 estimate)
- Henry CountyPopulation 19,361 (2024 estimate)
- Johnson CountyPopulation 160,080 (2024 estimate)
- Mercer CountyPopulation 15,292 (2024 estimate)
- Muscatine CountyPopulation 42,132 (2024 estimate)
- Rock Island CountyPopulation 142,731 (2024 estimate)
- Washington CountyPopulation 22,631 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 19, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 17, retrieved November 14, 2026.