Market insights · Iowa
Jefferson County, IA: growth, migration and housing
Jefferson County has 15,291 residents, down 2.5% since 2020 (-0.7% in the last year). In 2022–2023, 406 households moved in and 497 moved out (-91 net), while a net $10.3M of income left. Median household income is $61,620, the median home $163,400 and median rent $883 a month.
In Iowa: 83rd of 99 counties for 5-year population growth · 89th of 99 counties for net in-migration (per resident) · 91st of 99 counties for median household income · 47th of 99 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Jefferson County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Wapello County, IA | 33 | $1.7M |
| Van Buren County, IA | 26 | $1.3M |
| Henry County, IA | 22 | $0.8M |
Where leavers went
Top counties by households leaving Jefferson County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Wapello County, IA | 41 | $1.6M |
| Henry County, IA | 32 | $1.8M |
| Dallas County, TX | 30 | $3.2M |
BizyFi in Jefferson 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.