COUNTY · UT
Cache County, Utah
Cache County is a county in Utah with FIPS code 49005 and an estimated population of 142,393 (Census 2023), 6th largest of 29 in the state.
County facts
- Name
- Cache County
- State
- Utah
- Type
- county
- FIPS code
- 49005
- State FIPS
- 49
- Population (2023)
- 142,393
- Change since 2020
- +6.6%
- State rank
- 6 of 29
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Cache County?
Cache County, Utah has the five-digit FIPS code 49005: 49 for the state and 005 for the county.
What state is Cache County in?
Cache County is in Utah.
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.