COUNTY · NC
Harnett County, North Carolina
Harnett County is a county in North Carolina with FIPS code 37085 and an estimated population of 141,477 (Census 2023), 23rd largest of 100 in the state.
County facts
- Name
- Harnett County
- State
- North Carolina
- Type
- county
- FIPS code
- 37085
- State FIPS
- 37
- Population (2023)
- 141,477
- Change since 2020
- +5.8%
- State rank
- 23 of 100
Population is the Census Bureau’s Vintage 2023 estimate.
Other counties in North Carolina
Questions
What is the FIPS code for Harnett County?
Harnett County, North Carolina has the five-digit FIPS code 37085: 37 for the state and 085 for the county.
What state is Harnett County in?
Harnett County is in North Carolina.
How do I know if an address is in this county?
Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.
Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.