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 2026 population of 2,799. Monaghan township is currently growing at a rate of 1.49% annually and its population has increased by 4.6% since the most recent census, which recorded a population of 2,676 in 2020.
The median household income in Monaghan township is $111,304 with a poverty rate of 2.69%. The median age in Monaghan township is 46.9 years: 42.4 years for males, and 51.2 years for females. For every 100 females there are 108.2 males.