COUNTY · SD
Sully County, South Dakota
Sully County is a county in South Dakota with FIPS code 46119 and an estimated population of 1,494 (Census 2023), 62nd largest of 66 in the state.
County facts
- Name
- Sully County
- State
- South Dakota
- Type
- county
- FIPS code
- 46119
- State FIPS
- 46
- Population (2023)
- 1,494
- Change since 2020
- +3.0%
- State rank
- 62 of 66
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Sully County?
Sully County, South Dakota has the five-digit FIPS code 46119: 46 for the state and 119 for the county.
What state is Sully County in?
Sully County is in South Dakota.
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.