COUNTY · GA
Gwinnett County, Georgia
Gwinnett County is a county in Georgia with FIPS code 13135 and an estimated population of 983,526 (Census 2023), 2nd largest of 159 in the state.
County facts
- Name
- Gwinnett County
- State
- Georgia
- Type
- county
- FIPS code
- 13135
- State FIPS
- 13
- Population (2023)
- 983,526
- Change since 2020
- +2.6%
- State rank
- 2 of 159
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Gwinnett County?
Gwinnett County, Georgia has the five-digit FIPS code 13135: 13 for the state and 135 for the county.
What state is Gwinnett County in?
Gwinnett County is in Georgia.
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.