Market insights · Iowa
Clay County, IA: growth, migration and housing
Clay County has 16,202 residents, down 0.8% since 2020 (-1.9% in the last year). In 2022–2023, 430 households moved in and 421 moved out (+9 net), while a net $1.3M of income left. Median household income is $65,428, the median home $178,600 and median rent $811 a month.
In Iowa: 47th of 99 counties for 5-year population growth · 11th of 99 counties for net in-migration (per resident) · 76th of 99 counties for median household income · 33rd of 99 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Clay County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Dickinson County, IA | 70 | $4.5M |
| O'Brien County, IA | 26 | $1.5M |
| Buena Vista County, IA | 21 | $1.0M |
| Palo Alto County, IA | 21 | $1.0M |
Where leavers went
Top counties by households leaving Clay County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Dickinson County, IA | 42 | $3.0M |
| Buena Vista County, IA | 36 | $1.6M |
| Palo Alto County, IA | 34 | $1.5M |
| O'Brien County, IA | 21 | $1.1M |
BizyFi in Clay 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.