COUNTY · CO
Otero County, Colorado
Otero County is a county in Colorado with FIPS code 08089 and an estimated population of 18,136 (Census 2023), 27th largest of 64 in the state.
County facts
- Name
- Otero County
- State
- Colorado
- Type
- county
- FIPS code
- 08089
- State FIPS
- 08
- Population (2023)
- 18,136
- Change since 2020
- -2.8%
- State rank
- 27 of 64
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Otero County?
Otero County, Colorado has the five-digit FIPS code 08089: 08 for the state and 089 for the county.
What state is Otero County in?
Otero County is in Colorado.
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.