Genesee County's 2026 population is estimated at 403,415, reflecting a 0.14% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Genesee County is the 5th largest county in Michigan. The 2010 population was 424,959 and has grown -5.07% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.6 years
Female: 42.4 years
Male: 38.9 years
There are 313,716 adults, (75,735 of whom are seniors) in Genesee County.
Female: 207,903 (51.5%)
Male: 195,402 (48.5%)
The racial composition of Genesee County includes 72.07% White, 19.32% Black or African American, and smaller percentages for Asian, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 290,657 | 72.07% |
| Black or African American | 77,933 | 19.32% |
| Two or more races | 25,038 | 6.21% |
| Asian | 4,378 | 1.09% |
| Other race | 4,096 | 1.02% |
| Native American | 1,146 | 0.28% |
| Native Hawaiian or Pacific Islander | 57 | 0.01% |
Genesee County 's average per capita income is $44,753. Household income levels show a median of $62,281. The poverty rate stands at 16.4%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $99,333 | $121,101 |
| Families | $78,441 | $99,890 |
| Households | $62,281 | $84,062 |
| Non Families | $40,107 | $51,979 |
Average Income
Median Household Income
Poverty Rate
