Mifflin is a borough located in Juniata County, Pennsylvania. Mifflin has a 2025 population of 517 . Mifflin is currently declining at a rate of -0.58% annually and its population has decreased by -2.64% since the most recent census, which recorded a population of 531 in 2020.
The average household income in Mifflin is $62,123 with a poverty rate of 30.02%. The median age in Mifflin is 36.2 years: 36.1 years for males, and 36.8 years for females. For every 100 females there are 104.4 males.
Data after 2023 is projected based on recent change
The racial composition of Mifflin includes 63.37% White, 24.58% other race, and smaller percentages for and multiracial populations.
White (63.37%)
Other race (24.58%)
Two or more races (12.05%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 263 | 63.37% |
| Other race | 102 | 24.58% |
| Two or more races | 50 | 12.05% |
Married
Widowed
Divorced
Separated
Never Married
Mifflin's average per capita income is $30,156. Household income levels show a median of $50,357. The poverty rate stands at 30.02%.
Name | Median | Mean |
|---|---|---|
| Non Families | $58,750 | $65,555 |
| Households | $50,357 | $62,123 |
| Families | $42,500 | $53,248 |
| Married Families | $41,875 | - |
Average Income
Median Household Income
Poverty Rate