
Franklin township
- County:
- Sussex County
- County Seat:
- No
- Area (mi²):
- 46.168
- State:
- New Jersey
Franklin township is located in Sussex County, New Jersey. Franklin township has a 2025 population of 67,729. Franklin township is currently declining at a rate of -0.37% annually and its population has decreased by -0.85% since the most recent census, which recorded a population of 68,312 in 2020.
The average household income in Franklin township is $149,869 with a poverty rate of 6.17%. The median age in Franklin township is 40.7 years: 39.8 years for males, and 42 years for females.