Market insights · Ohio
Miami County, OH: growth, migration and housing
Miami County has 112,634 residents, up 3.4% since 2020 (+0.7% in the last year). In 2022–2023, 2,887 households moved in and 2,710 moved out (+177 net), bringing in a net $18.0M of income. Median household income is $76,817, the median home $229,100 and median rent $966 a month.
In Ohio: 11th of 88 counties for 5-year population growth · 14th of 88 counties for net in-migration (per resident) · 16th of 88 counties for median household income · 17th of 88 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Miami County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Montgomery County, OH | 889 | $60.3M |
| Shelby County, OH | 284 | $11.7M |
| Darke County, OH | 176 | $7.5M |
| Greene County, OH | 140 | $8.3M |
| Clark County, OH | 109 | $7.2M |
| Franklin County, OH | 77 | $4.8M |
| Champaign County, OH | 75 | $3.2M |
| Hamilton County, OH | 43 | $2.3M |
Where leavers went
Top counties by households leaving Miami County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Montgomery County, OH | 710 | $38.0M |
| Shelby County, OH | 241 | $10.4M |
| Darke County, OH | 151 | $6.8M |
| Greene County, OH | 120 | $6.7M |
| Clark County, OH | 113 | $6.4M |
| Franklin County, OH | 107 | $5.2M |
| Hamilton County, OH | 80 | $4.4M |
| Warren County, OH | 49 | $4.3M |
BizyFi in Miami County
Fewer than 3 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Ohio companies.
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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.