Preble County's estimated 2025 population is 40,520 with a growth rate of -0.04% in the past year according to the most recent United States census data. Preble County is the 61st largest county in Ohio. The 2010 population was 42,172 and has seen a growth of -3.92% since that time.
Data after 2023 is projected based on recent change
The racial composition of Preble County includes 95.74% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 39,063 | 95.74% |
| Two or more races | 1,136 | 2.78% |
| Black or African American | 321 | 0.79% |
| Other race | 183 | 0.45% |
| Asian | 79 | 0.19% |
| Native American | 16 | 0.04% |
| Native Hawaiian or Pacific Islander | 4 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Preble County's average per capita income is $47,213. Household income levels show a median of $71,237. The poverty rate stands at 11.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $99,461 | $111,983 |
| Families | $84,439 | $100,211 |
| Households | $71,237 | $85,527 |
| Non Families | $36,751 | $46,712 |
Average Income
Median Household Income
Poverty Rate
