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Market insights · Michigan

Delta County, MI: growth, migration and housing

Delta County has 36,582 residents, down 0.8% since 2020 (-0.4% in the last year). In 2022–2023, 656 households moved in and 623 moved out (+33 net), bringing in a net $0.5M of income. Median household income is $57,809, the median home $157,100 and median rent $692 a month.

Population (2025)36,582
5-year growth-0.8%
1-year growth-0.4%
Net households moving in+33
Per 1,000 residents+0.9
Net income moving in+$0.5M
Median household income$57,809
Median home value$157,100
Median rent$692/mo
Rent as share of income14%

In Michigan: 68th of 83 counties for 5-year population growth · 40th of 83 counties for net in-migration (per resident) · 64th of 83 counties for median household income · 61st of 83 counties for median home value.

Where new residents came from

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

FromHouseholds (tax returns)Their income (AGI)
Menominee County, MI60$2.5M
Marquette County, MI59$3.1M
Schoolcraft County, MI37$1.6M
Alger County, MI28$1.6M
Dickinson County, MI24$0.9M
Brown County, WI21$1.2M

Where leavers went

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

ToHouseholds (tax returns)Their income (AGI)
Menominee County, MI72$4.6M
Marquette County, MI69$4.2M
Dickinson County, MI28$1.1M
Brown County, WI25$1.1M

BizyFi in Delta 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 Michigan companies.

← All Michigan counties · National rankings

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.