COUNTY · FL
Flagler County, Florida
Flagler County is a county in Florida with FIPS code 12035 and an estimated population of 131,439 (Census 2023), 35th largest of 67 in the state.
County facts
- Name
- Flagler County
- State
- Florida
- Type
- county
- FIPS code
- 12035
- State FIPS
- 12
- Population (2023)
- 131,439
- Change since 2020
- +13.3%
- State rank
- 35 of 67
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Flagler County?
Flagler County, Florida has the five-digit FIPS code 12035: 12 for the state and 035 for the county.
What state is Flagler County in?
Flagler County is in Florida.
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.