Arriba
- County:
- Lincoln County
- County Seat:
- No
- Area (mi²):
- 0.499
- State:
- Colorado
Arriba is a town located in Lincoln County, Colorado. Arriba has a 2026 population of 199. Arriba is currently declining at a rate of -1% annually and its population has decreased by -1.97% since the most recent census, which recorded a population of 203 in 2020.