Colfax
- County:
- Grant Parish
- County Seat:
- No
- Area (mi²):
- 1.491
- State:
- Louisiana
Colfax is a town located in Grant Parish, Louisiana. Colfax has a 2026 population of 1,396. Colfax is currently growing at a rate of 0.5% annually but its population has decreased by -2.51% since the most recent census, which recorded a population of 1,432 in 2020.