Trinidad
- County:
- Las Animas County
- County Seat:
- Yes
- Area (mi²):
- 9.385
- State:
- Colorado
Trinidad is a city located in Las Animas County, Colorado. Trinidad has a 2026 population of 8,183. It is also the county seat of Las Animas County. Trinidad is currently declining at a rate of -0.69% annually and its population has decreased by -1.87% since the most recent census, which recorded a population of 8,339 in 2020.