Market insights · Michigan
Cass County, MI: growth, migration and housing
Cass County has 51,677 residents, up 0.2% since 2020 (+0.3% in the last year). In 2022–2023, 1,463 households moved in and 1,417 moved out (+46 net), bringing in a net $26.8M of income. Median household income is $70,443, the median home $218,000 and median rent $916 a month.
In Michigan: 54th of 83 counties for 5-year population growth · 41st of 83 counties for net in-migration (per resident) · 24th of 83 counties for median household income · 23rd of 83 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Cass County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Berrien County, MI | 339 | $26.9M |
| St. Joseph County, IN | 228 | $20.1M |
| Elkhart County, IN | 223 | $22.2M |
| St. Joseph County, MI | 89 | $4.8M |
| Van Buren County, MI | 81 | $4.0M |
| Kalamazoo County, MI | 63 | $3.3M |
| Cook County, IL | 31 | $3.0M |
Where leavers went
Top counties by households leaving Cass County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Berrien County, MI | 288 | $14.6M |
| Elkhart County, IN | 201 | $9.6M |
| St. Joseph County, IN | 199 | $14.8M |
| St. Joseph County, MI | 98 | $5.9M |
| Kalamazoo County, MI | 86 | $3.5M |
| Van Buren County, MI | 71 | $3.1M |
BizyFi in Cass 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.