
Gregg township
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 14.885
- State:
- Pennsylvania
Gregg township is located in Union County, Pennsylvania. Gregg township has a 2025 population of 3,460. Gregg township is currently declining at a rate of -6.64% annually and its population has decreased by -15.42% since the most recent census, which recorded a population of 4,091 in 2020.
The average household income in Gregg township is $86,761 with a poverty rate of 34.4%. The median age in Gregg township is 41 years: 41.1 years for males, and 39.2 years for females.