
Franklin township
- County:
- Sussex County
- County Seat:
- No
- Area (mi²):
- 55.83
- State:
- New Jersey
Franklin township is located in Sussex County, New Jersey. Franklin township has a 2025 population of 16,699. Franklin township is currently growing at a rate of 0.47% annually and its population has increased by 2% since the most recent census, which recorded a population of 16,371 in 2020.
The average household income in Franklin township is $119,855 with a poverty rate of 9.04%. The median age in Franklin township is 39.3 years: 38.7 years for males, and 39.8 years for females.