
Columbia township
- County:
- Lancaster County
- County Seat:
- No
- Area (mi²):
- 40.916
- State:
- Pennsylvania
Columbia township is located in Lancaster County, Pennsylvania. Columbia township has a 2025 population of 1,136. Columbia township is currently declining at a rate of -0.53% annually and its population has decreased by -2.49% since the most recent census, which recorded a population of 1,165 in 2020.
The average household income in Columbia township is $86,560 with a poverty rate of 11.61%. The median age in Columbia township is 45 years: 41.9 years for males, and 54.2 years for females.