
Antrim township
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 70.09
- State:
- Pennsylvania
Antrim township is located in Franklin County, Pennsylvania. Antrim township has a 2025 population of 16,427. Antrim township is currently growing at a rate of 1.03% annually and its population has increased by 4.06% since the most recent census, which recorded a population of 15,786 in 2020.
The average household income in Antrim township is $116,319 with a poverty rate of 5.52%. The median age in Antrim township is 41.5 years: 40.8 years for males, and 42.5 years for females.