COUNTY · WA
Whitman County, Washington
Whitman County is a county in Washington with FIPS code 53075 and an estimated population of 48,012 (Census 2023), 23rd largest of 39 in the state.
County facts
- Name
- Whitman County
- State
- Washington
- Type
- county
- FIPS code
- 53075
- State FIPS
- 53
- Population (2023)
- 48,012
- Change since 2020
- +0.4%
- State rank
- 23 of 39
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Whitman County?
Whitman County, Washington has the five-digit FIPS code 53075: 53 for the state and 075 for the county.
What state is Whitman County in?
Whitman County is in Washington.
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.