Jefferson County's estimated 2026 population is 63,326 with a growth rate of -0.43% in the past year according to the most recent United States census data. Jefferson County is the 41st largest county in Ohio. The 2010 population was 69,669 and has seen a growth of -9.1% since that time.
Data after 2023 is projected based on recent change
Overall: 44.3 years
Female: 46.1 years
Male: 41.9 years
There are 51,991 adults, (14,513 of whom are seniors) in Jefferson County.
Female: 32,785 (50.8%)
Male: 31,733 (49.2%)
The racial composition of Jefferson County includes 89.39% White, 5.1% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 57,670 | 89.39% |
| Black or African American | 3,288 | 5.1% |
| Two or more races | 2,657 | 4.12% |
| Other race | 491 | 0.76% |
| Asian | 375 | 0.58% |
| Native American | 37 | 0.06% |
Jefferson County's average per capita income is $43,742. Household income levels show a median of $59,055. The poverty rate stands at 16.45%.
Name | Median | Mean |
|---|---|---|
| Married Families | $90,460 | $104,830 |
| Families | $74,644 | $90,164 |
| Households | $59,055 | $73,707 |
| Non Families | $34,410 | $44,996 |
Average Income
Median Household Income
Poverty Rate