Market insights · Kansas
Marion County, KS: growth, migration and housing
Marion County has 11,634 residents, down 1.3% since 2020 (-0.4% in the last year). In 2022–2023, 298 households moved in and 261 moved out (+37 net), bringing in a net $2.0M of income. Median household income is $64,695, the median home $124,200 and median rent $727 a month.
In Kansas: 50th of 105 counties for 5-year population growth · 9th of 103 counties for net in-migration (per resident) · 49th of 105 counties for median household income · 53rd of 105 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Marion County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Harvey County, KS | 47 | $2.5M |
| Sedgwick County, KS | 39 | $2.1M |
Where leavers went
Top counties by households leaving Marion County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Sedgwick County, KS | 46 | $2.7M |
| Harvey County, KS | 38 | $2.1M |
| McPherson County, KS | 27 | $1.4M |
BizyFi in Marion 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.