
Black River township
- County:
- Harnett County
- County Seat:
- No
- Area (mi²):
- 29.207
- State:
- North Carolina
Black River township is located in Harnett County, North Carolina. Black River township has a 2025 population of 13,411. Black River township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Black River township is $84,961 with a poverty rate of 8.31%. The median age in Black River township is 39.3 years: 39.7 years for males, and 38.4 years for females.