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Market insights · Michigan

Ontonagon County, MI: growth, migration and housing

Ontonagon County has 5,823 residents, up 0.4% since 2020 (-0.7% in the last year). In 2022–2023, 121 households moved in and 114 moved out (+7 net), bringing in a net $2.2M of income. Median household income is $54,398, the median home $111,700 and median rent $540 a month.

Population (2025)5,823
5-year growth+0.4%
1-year growth-0.7%
Net households moving in+7
Per 1,000 residents+1.2
Net income moving in+$2.2M
Median household income$54,398
Median home value$111,700
Median rent$540/mo
Rent as share of income12%

In Michigan: 48th of 83 counties for 5-year population growth · 32nd of 83 counties for net in-migration (per resident) · 75th of 83 counties for median household income · 81st of 83 counties for median home value.

Where new residents came from

Top counties by households (tax returns) moving to Ontonagon County, 2022–2023 (IRS).

The IRS publishes no county-level flows for Ontonagon County (it suppresses flows of fewer than 20 households).

Where leavers went

Top counties by households leaving Ontonagon County, 2022–2023 (IRS).

The IRS publishes no county-level flows for Ontonagon County (it suppresses flows of fewer than 20 households).

BizyFi in Ontonagon County

No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Michigan 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.