Warren County's estimated 2025 population is 256,974 with a growth rate of 0.95% in the past year according to the most recent United States census data. Warren County is the 10th largest county in Ohio. The 2010 population was 213,445 and has seen a growth of 20.39% since that time.
Data after 2023 is projected based on recent change
The racial composition of Warren County includes 83.71% White, 6.82% Asian, 3.38% Black or African American, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 206,234 | 83.71% |
| Asian | 16,812 | 6.82% |
| Two or more races | 10,584 | 4.3% |
| Black or African American | 8,330 | 3.38% |
| Other race | 4,144 | 1.68% |
| Native American | 244 | 0.1% |
| Native Hawaiian or Pacific Islander | 16 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Warren County's average per capita income is $65,356. Household income levels show a median of $107,843. The poverty rate stands at 5.42%.
Name | Median | Mean |
|---|---|---|
| Married Families | $138,665 | $174,640 |
| Families | $125,235 | $160,601 |
| Households | $107,843 | $142,625 |
| Non Families | $59,264 | $84,208 |
Average Income
Median Household Income
Poverty Rate
