Market insights · Ohio
Marion County, OH: growth, migration and housing
Marion County has 65,115 residents, down 0.4% since 2020 (+0.4% in the last year). In 2022–2023, 1,288 households moved in and 1,240 moved out (+48 net), bringing in a net $1.4M of income. Median household income is $59,371, the median home $156,800 and median rent $864 a month.
In Ohio: 53rd of 88 counties for 5-year population growth · 19th of 88 counties for net in-migration (per resident) · 67th of 88 counties for median household income · 67th of 88 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) |
|---|---|---|
| Delaware County, OH | 214 | $11.6M |
| Franklin County, OH | 185 | $9.4M |
| Morrow County, OH | 97 | $4.4M |
| Crawford County, OH | 91 | $3.9M |
| Union County, OH | 90 | $4.6M |
| Wyandot County, OH | 45 | $1.8M |
| Richland County, OH | 44 | $1.6M |
| Hardin County, OH | 24 | $1.0M |
Where leavers went
Top counties by households leaving Marion County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Franklin County, OH | 153 | $6.3M |
| Delaware County, OH | 146 | $6.8M |
| Morrow County, OH | 109 | $5.0M |
| Crawford County, OH | 97 | $4.4M |
| Union County, OH | 61 | $3.5M |
| Wyandot County, OH | 60 | $2.6M |
| Richland County, OH | 45 | $2.0M |
| Hardin County, OH | 30 | $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.