COUNTY · AZ
Cochise County, Arizona
Cochise County is a county in Arizona with FIPS code 04003 and an estimated population of 124,640 (Census 2023), 8th largest of 15 in the state.
County facts
- Name
- Cochise County
- State
- Arizona
- Type
- county
- FIPS code
- 04003
- State FIPS
- 04
- Population (2023)
- 124,640
- Change since 2020
- -0.7%
- State rank
- 8 of 15
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Cochise County?
Cochise County, Arizona has the five-digit FIPS code 04003: 04 for the state and 003 for the county.
What state is Cochise County in?
Cochise County is in Arizona.
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.