COUNTY · NM
Colfax County, New Mexico
Colfax County is a county in New Mexico with FIPS code 35007 and an estimated population of 12,255 (Census 2023), 24th largest of 33 in the state.
County facts
- Name
- Colfax County
- State
- New Mexico
- Type
- county
- FIPS code
- 35007
- State FIPS
- 35
- Population (2023)
- 12,255
- Change since 2020
- -0.8%
- State rank
- 24 of 33
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Colfax County?
Colfax County, New Mexico has the five-digit FIPS code 35007: 35 for the state and 007 for the county.
What state is Colfax County in?
Colfax County is in New Mexico.
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.