John Martin Reservoir State Park in Bent County, Colorado.
John Martin Reservoir State Park in Bent County, Colorado. Jeffrey Beall · CC BY 3.0

John Martin Reservoir 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

Directions on Google Maps →

What's here

Activities & features: Beach · Boating · Camping · Day Use · Dump Station · Fishing · Group Camping · Historic Feature · Picnic Area · Playground · Rv Camping · Scenic Overlook · Shower · Swimming · Visitor Center

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Sources: Wikimedia Commons / editorial, State agency, USGS PAD-US · updated 2026-08-24