Mifflinburg is a borough located in Union County, Pennsylvania. Mifflinburg has a 2026 population of 3,464. Mifflinburg is currently declining at a rate of -0.09% annually and its population has decreased by -0.52% since the most recent census, which recorded a population of 3,482 in 2020.
The median household income in Mifflinburg is $67,391 with a poverty rate of 4.62%. The median age in Mifflinburg is 36.8 years: 29.6 years for males, and 46.4 years for females. For every 100 females there are 111.5 males.
Data after 2023 is projected based on recent change
Overall: 36.8 years
Female: 46.4 years
Male: 29.6 years
There are 2,695 adults, (674 of whom are seniors) in Mifflinburg.
Female: 1,642 (47.3%)
Male: 1,831 (52.7%)
The racial composition of Mifflinburg includes 91.59% White, 3.92% other race, and smaller percentages for Two or more races, Asian, Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 3,181 | 91.59% |
| Other race | 136 | 3.92% |
| Two or more races | 92 | 2.65% |
| Asian | 59 | 1.7% |
| Black or African American | 5 | 0.14% |
Mifflinburg 's average per capita income is $46,029. Household income levels show a median of $67,391. The poverty rate stands at 4.62%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $91,458 | - |
| Families | $79,688 | $89,595 |
| Households | $67,391 | $74,048 |
| Non Families | $38,323 | $45,448 |
Average Income
Median Household Income
Poverty Rate