Market insights · Michigan
St. Joseph County, MI: growth, migration and housing
St. Joseph County has 60,968 residents, up 0.1% since 2020 (-0.1% in the last year). In 2022–2023, 1,294 households moved in and 1,348 moved out (-54 net), bringing in a net $7.0M of income. Median household income is $66,425, the median home $178,300 and median rent $849 a month.
In Michigan: 55th of 83 counties for 5-year population growth · 68th of 83 counties for net in-migration (per resident) · 30th of 83 counties for median household income · 42nd of 83 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to St. Joseph County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Kalamazoo County, MI | 259 | $14.6M |
| Elkhart County, IN | 124 | $7.7M |
| Cass County, MI | 98 | $5.9M |
| LaGrange County, IN | 91 | $5.4M |
| Branch County, MI | 83 | $3.3M |
| Calhoun County, MI | 42 | $1.8M |
| St. Joseph County, IN | 34 | $2.3M |
| Berrien County, MI | 29 | $1.4M |
Where leavers went
Top counties by households leaving St. Joseph County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Kalamazoo County, MI | 247 | $10.6M |
| Elkhart County, IN | 108 | $5.2M |
| Branch County, MI | 103 | $4.9M |
| Cass County, MI | 89 | $4.8M |
| LaGrange County, IN | 77 | $3.5M |
| Calhoun County, MI | 45 | $2.4M |
| St. Joseph County, IN | 43 | $1.8M |
| Berrien County, MI | 31 | $1.4M |
BizyFi in St. Joseph 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.