Trinidad Dam, which impounds the Purgatoire River to create Trinidad Lake. It is part of Trinidad Lake State Park. The dam was built by the U.S. Army Corps of Engineers and completed in 1976. Fishers Peak is the mountain in the background.
Trinidad Dam, which impounds the Purgatoire River to create Trinidad Lake. It is part of Trinidad Lake State Park. The dam was built by the U.S. Army Corps of Engineers and completed in 1976. Fishers Peak is the mountain in the background. Jeffrey Beall · CC BY 4.0

Trinidad Lake State Park

State Park · Colorado · Colorado Parks and Wildlife

Plan your visit

Know before you go

Official site
cpw.state.co.us
Managed by
Colorado Parks and Wildlife

Getting there

What's here

Activities & features: Amphitheater · Archery · Boating · Camping · Dump Station · Fishing · Group Camping · Historic Feature · Picnic Area · Playground · Rv Camping · Scenic Overlook · Shower · Visitor Center · Wildlife Viewing

Nearby parks

Parks of Colorado

Sources: Wikimedia Commons / editorial, State agency, USGS PAD-US · updated 2026-08-23