Lake County's 2026 population is estimated at 232,294, reflecting a 0.03% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lake County is the 12th largest county in Ohio. The 2010 population was 230,010 and has grown 0.99% since 2010.
Overall: 44.1 years
Female: 45.9 years
Male: 42.5 years
There are 187,416 adults, (50,308 of whom are seniors) in Lake County.
Female: 117,936 (50.8%)
Male: 114,280 (49.2%)
The racial composition of Lake County includes 85.45% White, 4.95% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 198,440 | 85.45% |
| Two or more races | 13,690 | 5.9% |
| Black or African American | 11,492 | 4.95% |
| Other race | 4,748 | 2.04% |
| Asian | 3,443 | 1.48% |
| Native American | 302 | 0.13% |
| Native Hawaiian or Pacific Islander | 101 | 0.04% |
Lake County 's average per capita income is $54,506. Household income levels show a median of $80,925. The poverty rate stands at 8.34%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $118,362 | $143,030 |
| Families | $104,555 | $126,101 |
| Households | $80,925 | $102,598 |
| Non Families | $47,697 | $61,926 |
Average Income
Median Household Income
Poverty Rate