Mifflintown is a borough located in Juniata County, Pennsylvania. Mifflintown has a 2025 population of 820 . It is also the county seat of Juniata County . Mifflintown is currently declining at a rate of -0.49% annually and its population has decreased by -2.38% since the most recent census, which recorded a population of 840 in 2020.
The average household income in Mifflintown is $65,496 with a poverty rate of 10.25%. The median age in Mifflintown is 40.4 years: 44.3 years for males, and 39.8 years for females. For every 100 females there are 134.6 males.
Data after 2023 is projected based on recent change
The racial composition of Mifflintown includes 72.38% White, 3.75% other race, and smaller percentages for Asian and multiracial populations.
White (72.38%)
Two or more races (23.5%)
Other race (3.75%)
Asian (0.38%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 579 | 72.38% |
| Two or more races | 188 | 23.5% |
| Other race | 30 | 3.75% |
| Asian | 3 | 0.38% |
Married
Widowed
Divorced
Separated
Never Married
Mifflintown's average per capita income is $39,188. Household income levels show a median of $49,662. The poverty rate stands at 10.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $56,500 | - |
| Families | $49,732 | $70,446 |
| Households | $49,662 | $65,496 |
| Non Families | $41,250 | $50,825 |
Average Income
Median Household Income
Poverty Rate