We watch every site at John Martin Reservoir State Park 24/7, then email you the moment a cancellation opens up.
Pick your dates, pick the sites you want, we do the watching.
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.
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.
Set up an alert →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