Jefferson is located in Greene County, Pennsylvania. Jefferson has a 2025 population of 1,118 . Jefferson is currently declining at a rate of 0% annually and its population has decreased by -0.27% since the most recent census, which recorded a population of 1,121 in 2020.
The average household income in Jefferson is $92,691 with a poverty rate of 4.44%. The median age in Jefferson is 42.6 years: 40.8 years for males, and 45.6 years for females. For every 100 females there are 107.0 males.
Data after 2023 is projected based on recent change
The racial composition of Jefferson includes 98.51% White, and smaller percentages for Asian, Two or more races, other race and multiracial populations.
White (98.51%)
Asian (0.71%)
Two or more races (0.63%)
Other race (0.16%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,252 | 98.51% |
| Asian | 9 | 0.71% |
| Two or more races | 8 | 0.63% |
| Other race | 2 | 0.16% |
Married
Widowed
Divorced
Separated
Never Married
Jefferson's average per capita income is $58,200. Household income levels show a median of $67,679. The poverty rate stands at 4.44%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,750 | - |
| Families | $78,438 | $97,775 |
| Households | $67,679 | $92,691 |
| Non Families | $61,750 | $74,178 |
Average Income
Median Household Income
Poverty Rate