Market insights · Iowa
Sac County, IA: growth, migration and housing
Sac County has 9,525 residents, down 2.7% since 2020 (-0.9% in the last year). In 2022–2023, 206 households moved in and 220 moved out (-14 net), while a net $0.4M of income left. Median household income is $73,838, the median home $141,400 and median rent $722 a month.
In Iowa: 85th of 99 counties for 5-year population growth · 44th of 99 counties for net in-migration (per resident) · 31st of 99 counties for median household income · 72nd of 99 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Sac County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Buena Vista County, IA | 39 | $1.7M |
| Ida County, IA | 21 | $1.0M |
| Calhoun County, IA | 20 | $1.2M |
Where leavers went
Top counties by households leaving Sac County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Buena Vista County, IA | 29 | $1.4M |
| Carroll County, IA | 27 | $1.2M |
| Ida County, IA | 27 | $1.0M |
BizyFi in Sac County
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Iowa companies.
← All Iowa counties · National rankings
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.