
Monaghan township
- County:
- York County
- County Seat:
- No
- Area (mi²):
- 12.864
- State:
- Pennsylvania
Monaghan township is located in York County, Pennsylvania. Monaghan township has a 2025 population of 2,805. Monaghan township is currently growing at a rate of 1.01% annually and its population has increased by 4.82% since the most recent census, which recorded a population of 2,676 in 2020.
The average household income in Monaghan township is $140,374 with a poverty rate of 1.12%. The median age in Monaghan township is 45.6 years: 39.2 years for males, and 50.7 years for females.