
Chatham township
- County:
- Chester County
- County Seat:
- No
- Area (mi²):
- 35.273
- State:
- Pennsylvania
Chatham township is located in Chester County, Pennsylvania. Chatham township has a 2025 population of 599. Chatham township is currently declining at a rate of -0.17% annually and its population has decreased by -1.64% since the most recent census, which recorded a population of 609 in 2020.
The average household income in Chatham township is $91,118 with a poverty rate of 14.08%. The median age in Chatham township is 50 years: 49.8 years for males, and 51.5 years for females.