Williams County's estimated 2025 population is 36,477 with a growth rate of -0.16% in the past year according to the most recent United States census data. Williams County is the 67th largest county in Ohio. The 2010 population was 37,510 and has seen a growth of -2.75% since that time.
Data after 2023 is projected based on recent change
The racial composition of Williams County includes 92.39% White, and smaller percentages for other race, Black or African American, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 34,057 | 92.39% |
| Two or more races | 1,252 | 3.4% |
| Other race | 805 | 2.18% |
| Black or African American | 419 | 1.14% |
| Asian | 220 | 0.6% |
| Native American | 96 | 0.26% |
| Native Hawaiian or Pacific Islander | 13 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Williams County's average per capita income is $42,116. Household income levels show a median of $61,834. The poverty rate stands at 11.94%.
Name | Median | Mean |
|---|---|---|
| Married Families | $87,780 | $99,327 |
| Families | $77,011 | $86,355 |
| Households | $61,834 | $76,171 |
| Non Families | $35,794 | $54,581 |
Average Income
Median Household Income
Poverty Rate
