Colfax
- County:
- Atchison County
- County Seat:
- No
- Area (mi²):
- 41.964
- State:
- Missouri
Colfax is located in Atchison County, Missouri. Colfax has a 2025 population of 26 . Colfax is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Colfax is 34.5 years: 0 years for males, and 36.5 years for females. For every 100 females there are 73.3 males.