Colorado
Cancellation alerts

John Martin Reservoir State Park

We watch every site at John Martin Reservoir State Park 24/7, then email you the moment a cancellation opens up.

84% of weekends booked at top sites·Peak May–Jul·213 sites
Set up an alert for John Martin Reservoir State Park

Pick your dates, pick the sites you want, we do the watching.

Park favorites

The 10 most popular campsites at John Martin Reservoir State Park

The hardest sites to book at this park, reserving 84% of weekend nights in peak season (May–Jul). Set up an alert and we'll email you on cancellations.

Site 037

Best here
Ranked #1 of 213
Electric · Sleeps 6 · Waterfront

Site 078

Top pick
Ranked #2 of 213
Electric · Sleeps 6 · Electric

Site 038

Top pick
Ranked #3 of 213
Electric · Sleeps 6 · Waterfront

Site 036

Top pick
Ranked #4 of 213
Electric · Sleeps 6 · Waterfront

Site 035

Top pick
Ranked #5 of 213
Electric · Sleeps 6 · Waterfront

Site 031

Standout
Ranked #6 of 213
Electric · Sleeps 6 · Waterfront

Site 033

Standout
Ranked #6 of 213
Electric · Sleeps 6 · Waterfront

Site 034

Standout
Ranked #8 of 213
Electric · Sleeps 6 · Waterfront

Site 091

Standout
Ranked #9 of 213
Electric · Sleeps 6 · Electric

Site 030

Standout
Ranked #10 of 213
Full-Hookup · Sleeps 6 · Waterfront

These sites rebook within minutes of being cancelled. Set an alert at John Martin Reservoir State Park and we’ll email you the moment one opens up.

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About this park

Welcome to John Martin Reservoir State Park, an oasis on the plains of southeastern Colorado. Located in the Lower Arkansas River Valley, visitors come to John Martin to take advantage of modern campgrounds, great fishing, uncrowded boating waters, diverse wildlife, and to see historical signs of the past. For current conditions and more information, please visit the John Martin Reservoir website: http://cpw.state.co.us/placestogo/Parks/JohnMartinReservoir