Prineville Reservoir State Park - United States

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About Prineville Reservoir State Park

RV quick facts for Prineville Reservoir State Park

DetailInformation
Max RV lengthSites accommodating rigs up to about 50 ft at the main campground
Full hookupsFull hookup and electric/water sites available at the main park; standard sites at Jasper Point
Dump stationDump station on site at the main campground
Generator hoursQuiet hours 10 p.m. to 7 a.m.; generator use restricted during quiet hours
Cell serviceLimited and spotty in the canyon; plan to download maps before arrival
Road restrictionsAccess via paved Juniper Canyon Road; narrow with rolling grades, no tunnels or low clearances
Reservation windowReservations through Oregon State Parks up to 6 months in advance
Boat ramp accessBoat ramps at Prineville Reservoir State Park (main) and Jasper Point

Best time to visit Prineville Reservoir State Park

Late May through mid-September is the prime window, when high-desert days are warm, the reservoir is at its fullest, and all campground loops and boat ramps are open. July and August deliver the warmest swimming and best stargazing but also the largest crowds, so Tuesday-to-Thursday arrivals are easier on RVers. Shoulder months of April, May, and October bring cooler nights, fewer bugs, and better availability, though spring winds and fall freezes can affect hookups. Winter visits are still possible for ice fishing from December through February, but expect snow, limited services, and icy access roads.

Jan 30 mm
39°F - 21°F

Cold, snow possible; some loops may be closed, ice fishing season

Feb 22 mm
45°F - 25°F

Cold, limited services; ice fishing continues

Mar 22 mm
52°F - 28°F

Variable spring weather, freezing nights

Apr 20 mm
59°F - 34°F

Shoulder season opens, windy days common

May 28 mm
66°F - 39°F

Reservoir filling, good fishing

Jun 20 mm
75°F - 45°F

Warm days, cool nights, bookings fill fast

Jul 8 mm
86°F - 52°F

Peak season, hot, fire restrictions likely

Aug 10 mm
86°F - 50°F

Peak stargazing, smoke possible from regional wildfires

Sep 12 mm
75°F - 43°F

Quieter, pleasant days, cool nights

Oct 18 mm
63°F - 34°F

Frost common; some campground loops begin closing

Nov 28 mm
46°F - 27°F

Reduced services, snow possible

Dec 32 mm
39°F - 21°F

Cold and snowy; limited winter camping, ice fishing season

Things to do at Prineville Reservoir State Park

  • Boating and Water Sports on Prineville Reservoir
    RV parking available

    Prineville Reservoir is a 3,030-acre high-desert lake popular for motorboating, water skiing, paddleboarding, and swimming. Boat launching is available at Jasper Point, Prineville Reservoir State Park, Powderhouse Cove, the Crook County Boat Ramp, and Roberts Bay East. Trailer parking is available at the main park ramp. fs.usda.gov/r06/ochoco/recreation/prineville-reservoir

  • Fishing for Bass, Trout, and Crappie Easy
    RV parking available

    The reservoir is a year-round fishery best known for largemouth and smallmouth bass, rainbow trout, crappie, and catfish. It is also a great place for ice fishing from December through February. Bank access is easy from day-use areas at the main park.

  • Stargazing in the Dark Sky Area Easy
    RV parking available

    Prineville Reservoir State Park is recognized as an International Dark Sky Park, offering exceptional views of the Milky Way and seasonal meteor showers. The high desert location, low humidity, and minimal light pollution make summer nights especially impressive. The campground amphitheater hosts ranger-led astronomy programs in season.

  • Powderhouse Cove and Bowman Dam Viewpoint Easy
    RV parking available

    A short drive west of the park leads to Bowman Dam and Powderhouse Cove on the Crooked River. The 240-foot Arthur R. Bowman Dam retains the waters of the 3,030-acre Prineville Reservoir, and the boat ramp at Powderhouse Cove provides nearby reservoir access. A pull-off offers RV-friendly parking and dam views. blm.gov/visit/big-bend-campground

  • Chimney Rock Trail (Lower Crooked River) Moderate

    Chimney Rock is a popular 2.6-mile out-and-back hike to a basalt pinnacle with sweeping canyon views, located along Highway 27 between Prineville and the dam. The trail is accessed from one of twelve Bureau of Land Management recreation sites along the Crooked Wild and Scenic River south of Prineville, where eight additional campgrounds, two day-use areas, and a trailhead offer ample access to camping, fishing, hiking and photography. The trailhead has a small lot suitable for trucks and shorter RVs. blm.gov/visit/castle-rock-campground

  • Crooked River Canyon Scenic Bikeway Moderate
    RV parking available

    State Highway 27 between Prineville and Bowman Dam is a designated state scenic bikeway following the Crooked Wild and Scenic River. The section of State Highway 27 between Prineville and Bowman Dam is designated as the Crooked River Canyon Scenic Bikeway. RVers can park at riverside BLM day-use areas to ride or walk a section. blm.gov/visit/big-bend-campground

  • Wildlife Viewing on the Northeast Shoreline Easy

    The quieter, undeveloped portion of the reservoir is ideal for spotting birds and wildlife away from the busy day-use beaches. A dirt road follows the northeast shoreline for 6 miles to Combs Flat Road, where the lake is more shallow and narrow with mudflat, meadow, or willow shrubland shoreline. Best explored in a tow vehicle rather than a large RV. fs.usda.gov/r06/ochoco/recreation/prineville-reservoir

  • Day Trip to Smith Rock State Park Moderate
    RV parking available

    Smith Rock State Park, a world-renowned rock-climbing destination, lies about an hour west via Prineville and Terrebonne. The park has dedicated day-use parking with pull-through spaces that accommodate larger vehicles. Hikers can enjoy the Misery Ridge Trail and views of the Crooked River canyon.

Top Hosts near OR, United States

Justice7 trips - Joined Jan 2025

⭐️⭐️⭐️⭐️⭐️ Justice is absolutely amazing! 🙌 From start to finish, he made our RV rental experience stress-free, fun, and totally seamless. The RV was spotless, spacious, and perfect for our birthday festival weekend 🎉🚐✨. Justice went above and beyond to make sure we were comfortable — giving us quick tips, troubleshooting ideas, and making himself available whenever we had a question. His kindness, professionalism, and genuine care made such a difference ❤️. We felt totally supported the entire time, and the RV truly became our home away from home. I can’t recommend Justice enough — if you’re looking for an RV rental, he’s the one you want to work with! 👏👏👏

Michael D. - Sep 2025

Justice was a great host. We’d rent again, thank you.

John C. - Aug 2025

Adam5 trips - Joined Jan 2024

Had a great long weekend dry camp using Adams Four Winds. Plenty of water, propane and electricity. The add on blackstone grill was very useful

Christopher O. - Sep 2025

Our first experience renting an RV, it was completely professional and fantastic!

brett T. - Jul 2025

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RV Rentals Prineville Reservoir State Park

Prineville Reservoir State Park, OR, United States

How to get to Prineville Reservoir State Park

From the city of Prineville, the main park is reached by heading east on US Highway 26, then south on Combs Flat Road and Juniper Canyon Road. From the junction of US Hwy. 26 and State Hwy. 27 in Prineville, travel east on Hwy. 26 for 1.0 mile to Combs Flat Road, turn south for 1.4 miles to Juniper Canyon Road, then south for 14.2 miles to Prineville Reservoir State Park, a total distance of 17 miles, about a 25-minute drive. Bend is about 45 minutes west and Portland roughly 3.5 hours northwest via US 26 over the Cascades, where RV drivers should plan for steep grades on Mount Hood and possible chain requirements in winter. Juniper Canyon Road is paved but narrow with rolling grades, so take it slow with longer rigs and trailers. The nearest commercial airport for fly-and-rent travelers is Redmond Municipal (RDM), about an hour west.

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