Summit County's 2026 population is estimated at 539,807, reflecting a 0.27% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Summit County is the 5th largest county in Ohio. The 2010 population was 541,659 and has grown -0.34% since 2010.
Overall: 41.4 years
Female: 42.7 years
Male: 40 years
There are 426,570 adults, (104,607 of whom are seniors) in Summit County.
Female: 276,078 (51.3%)
Male: 261,786 (48.7%)
The racial composition of Summit County includes 74.03% White, 13.93% Black or African American, 4.35% Asian, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 398,168 | 74.03% |
| Black or African American | 74,916 | 13.93% |
| Two or more races | 35,073 | 6.52% |
| Asian | 23,412 | 4.35% |
| Other race | 5,362 | 1% |
| Native American | 872 | 0.16% |
| Native Hawaiian or Pacific Islander | 61 | 0.01% |
Summit County 's average per capita income is $49,919. Household income levels show a median of $71,622. The poverty rate stands at 12.81%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $115,535 | $146,620 |
| Families | $94,479 | $123,010 |
| Households | $71,622 | $99,066 |
| Non Families | $43,034 | $60,132 |
Average Income
Median Household Income
Poverty Rate
