> Canonical: https://colorado-parks.com/parks/john-martin-reservoir-state-park > Content revision: 2026-10-21T20:26:47.730Z [State parks](https://colorado-parks.com/types/state-park)[Bent](https://colorado-parks.com/counties/bent) # John Martin Reservoir State Park Bent · Colorado Parks and Wildlife BEFORE YOUR VISIT Closure noticeWater recreation ### John Martin Reservoir State Park: West boat ramp Park-specific information - [West boat ramp](https://colorado-parks.com/parks/john-martin-reservoir-state-park) Low water has closed the west ramp to trailers. Hand-launched canoes and kayaks may use it. CPW directs smaller boats to the east ramp and warns large boats not to attempt that launch. [Read the official notice: Colorado Parks and Wildlife visitor directory ↗](https://cpw.state.co.us/state-parks/john-martin-reservoir-state-park)Source checked Oct 21, 2026 Visitor advisoryFacilities ### John Martin Reservoir State Park: Winter campground services Park-specific information - [Winter campground services](https://colorado-parks.com/parks/john-martin-reservoir-state-park) Winter camping continues in selected Lake Hasty and Point sites. The camper-services building closes November 1–March 31; check the official page for the different comfort-station schedule and available water. [Read the official notice: Colorado Parks and Wildlife visitor directory ↗](https://cpw.state.co.us/state-parks/john-martin-reservoir-state-park/john-martin-reservoir-state-park-camping-lodging)Source checked Oct 21, 2026 PLAN YOUR VISIT ## The practical details. **Managing agency**: Colorado Parks and Wildlife **Address**: 30703 Co. Rd. 24 Hasty, CO 81044 United States **Telephone**: [719-829-1801 Fax: 719-829-4980](tel:71982918017198294980) **Hours**: Park: Daily, 5 a.m. to 10 p.m. Office: Monday through Friday, 8 a.m. to 4 p.m. **Entry fees**: Daily Vehicle Pass — Single vehicle and its occupants with Colorado license plate — 1 Day — $10-$12; Daily Vehicle Pass — Single vehicle and its occupants with out-of-state license plate — 1 Day — $15-$17; Individual Daily Pass — For individual entry on foot, bicycle, horseback, etc at select parks — 1 Day — $4 [Official park information](https://cpw.state.co.us/state-parks/john-martin-reservoir-state-park) We have not yet verified accessibility details. Confirm these with the managing agency before traveling. Check notice timestamps and official updates. Conditions can change between source checks. ## Weather & forecast National Weather Service · [Official forecast ↗](https://forecast.weather.gov/MapClick.php?lat=38.0781894616366&lon=-102.950707185716) ## About John Martin Reservoir State Park A Lower Arkansas Valley reservoir with campgrounds, wildlife viewing and water recreation. The open plains setting offers a different Colorado landscape from the mountain parks. ## Activities & facilities [Biking ↗](https://colorado-parks.com/activities/biking)[Bird watching ↗](https://colorado-parks.com/activities/bird-watching)[Boating ↗](https://colorado-parks.com/activities/boating)[Camping ↗](https://colorado-parks.com/activities/camping)[Fishing ↗](https://colorado-parks.com/activities/fishing)[Hiking ↗](https://colorado-parks.com/activities/hiking)[Horseback riding ↗](https://colorado-parks.com/activities/horseback-riding)[Picnicking ↗](https://colorado-parks.com/activities/picnicking)[Swimming ↗](https://colorado-parks.com/activities/swimming) Recorded from park sources. Availability and restrictions may vary by season or visitor area. ## Mapped hiking trails. OpenStreetMap routes that intersect recorded park boundaries. Distances cover each route’s mapped Colorado portion, which may extend beyond this park. Check official maps and current access rules. - [ADT - Colorado B - P - Seg 1 ↗](https://colorado-parks.com/trails/adt-colorado-b-p-seg-1-osm-9070276)218.8 mapped mi [All mapped hiking routes ↗](https://colorado-parks.com/trails) Trail data © [OpenStreetMap contributors](https://www.openstreetmap.org/copyright) · [ODbL](https://opendatacommons.org/licenses/odbl/1-0/) ## Find your way. Map points represent park land, not verified visitor entrances. Follow the managing agency’s entrance directions. Tiles © OpenStreetMap contributors. This point represents park land, and may not be a public entrance. Follow official entrance directions. [Official visitor information & directions ↗](https://cpw.state.co.us/state-parks/john-martin-reservoir-state-park) ## Read before you roam. [THE FIELD GUIDE ### A closed boat ramp can mean several different things Distinguish trailer-launch closures, paddlecraft access, swimming limits and water-quality advisories before a Colorado lake visit. Read the guide](https://colorado-parks.com/guides/boat-ramps-low-water-and-algae)[THE FIELD GUIDE ### Winter camping: check the water, not just the campsite Plan around winter water shutoffs, reduced campground loops and separate yurt arrangements in Colorado parks. Read the guide](https://colorado-parks.com/guides/winter-camping-water-and-facilities) ## Sources & verification Park facts and notices are checked separately. Missing facility information does not mean a facility is absent. Official visitor page checked Oct 21, 2026. - [Colorado Parks and Wildlife visitor directory](https://cpw.state.co.us/state-parks) · Oct 21, 2026 [Suggest a correction](https://colorado-parks.com/about#corrections) · [Markdown version](https://colorado-parks.com/parks/john-martin-reservoir-state-park.md) ## Nearby parks. Within 35 miles in a straight line. Travel distances and entrances vary. [All parks](https://colorado-parks.com/parks) [Otero ### Bent's Old Fort National Historic Site National Park Service](https://colorado-parks.com/parks/bents-old-fort-national-historic-site) [Prowers ### Amache National Historic Site National Park Service](https://colorado-parks.com/parks/amache-national-historic-site)