
Branchville
- County:
- Sussex County
- County Seat:
- No
- Area (mi²):
- 0.593
- State:
- New Jersey
Branchville borough is located in Sussex County, New Jersey. Branchville borough has a 2025 population of 816. Branchville borough is currently growing at a rate of 0.49% annually and its population has increased by 3.42% since the most recent census, which recorded a population of 789 in 2020.
The average household income in Branchville borough is $119,354 with a poverty rate of 4.83%. The median age in Branchville borough is 48.5 years: 45.5 years for males, and 54.7 years for females.