
Colley township
- County:
- Sullivan County
- County Seat:
- No
- Area (mi²):
- 58.257
- State:
- Pennsylvania
Colley township is located in Sullivan County, Pennsylvania. Colley township has a 2025 population of 610. Colley township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 610 in 2020.
The average household income in Colley township is $91,892 with a poverty rate of 16.75%. The median age in Colley township is 52.3 years: 46.7 years for males, and 53.4 years for females.