Market insights · Iowa
Louisa County, IA: growth, migration and housing
Louisa County has 10,416 residents, down 3.8% since 2020 (-1.4% in the last year). In 2022–2023, 244 households moved in and 310 moved out (-66 net), while a net $2.7M of income left. Median household income is $77,354, the median home $150,100 and median rent $775 a month.
In Iowa: 96th of 99 counties for 5-year population growth · 93rd of 99 counties for net in-migration (per resident) · 22nd of 99 counties for median household income · 64th of 99 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Louisa County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Muscatine County, IA | 82 | $4.2M |
| Des Moines County, IA | 20 | $0.9M |
| Johnson County, IA | 20 | $1.2M |
Where leavers went
Top counties by households leaving Louisa County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Muscatine County, IA | 82 | $4.2M |
| Des Moines County, IA | 33 | $1.5M |
| Johnson County, IA | 33 | $1.9M |
BizyFi in Louisa County
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.