Lost Prairie Group Site
Willamette National Forest — lakeside
Location: Cascadia, OR, OR
Price: From $225 per night
Rating: 4 out of 5 (2 reviews)
Season: May through October
This site was originally a campground that has been converted to a group site with a 75-person capacity limit. There are 10 individual campsites. Sites #1-4 are back-in, paved surface sites suitable for tents and accommodating of trailers ranging up to 42 feet long depending on the site.
Cell coverage (FCC estimate): none signal. Actual signal may vary in remote areas.
Amenities: Fire Rings, Picnic Tables, Vault Toilets, Drinking Water, Firewood for Sale
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/lost-prairie-group-site to be notified when sites open up.
Beautiful location converted from a traditional campground to a group site with 10 individual campsites. Offers paved back-in sites accommodating trailers up to 42 feet and walk-in tent sites, with fire pits and picnic tables at each site.
Wildlife alert: Coyote, American Pika, Douglas' Squirrel, Barrow's Goldeneye, American Dipper, Red-tailed Hawk, Mountain Quail, Northwestern Garter Snake, and Valley Garter Snake present in the area.
Insider tips for Lost Prairie Group Site: Book early as this is a popular federal campground Firewood available for purchase on-site Sites #1-4 are paved back-in sites; Sites #5-10 are walk-in tent sites less than 60 feet from main area
Skip Lost Prairie Group Site if: Expecting hookups - no hookups available at this group site. Sensitive to insects - verified camper reports indicate significant insect population. Need year-round access - seasonal operations May through October only.
Best time to visit Lost Prairie Group Site: May-October — Official operating season for this seasonal campground.
Nearby campgrounds: Trout Creek Campground - Willamette (Or) (Blue River, OR), Fish Lake Remount Depot Cabins (MCKENZIE BRIDGE, OR), Cold Water Cove - Willamette Nf (Or) (Sisters, OR), Ice Cap Campground (Sisters, OR).
Cell Phone Coverage at Lost Prairie Group Site
Cell signal at Lost Prairie Group Site (Cascadia, OR): none overall signal based on FCC broadband data.
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
This site was originally a campground that has been converted to a group site with a 75-person capacity limit. There are 10 individual campsites. Sites #1-4 are back-in, paved surface sites suitable for tents and accommodating of trailers ranging up to 42 feet long depending on the site.
Verified facts
RIDB / Recreation.gov official databaseAmenities
RIDB /facilities /campsites · owner-verifiedStraight talk
CamperWatch intel · curated from camper reportsKnown issues, each with the workaround. Read before you book.
Insider tips & when to go
CamperWatch intel · hand-curated entryBook early as this is a popular federal campground
Firewood available for purchase on-site
Sites #1-4 are paved back-in sites; Sites #5-10 are walk-in tent sites less than 60 feet from main area
Official operating season for this seasonal campground
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
Getting there →
From Sweet Home, OR, follow Highway 20 east for 38 miles and look for signs for the Lost Prairie Group Site.
Campground entrance
Google Maps APICommunity
#community · posts, photos & Q&A · AI-moderated (Claude Vision)Pro tips
- Book on recreation.gov exactly 6 months ahead at 10am ET — Willamette National Forest fills fast in peak season.
- Check current road conditions at Willamette National Forest before arrival — seasonal closures common.
- Bear country — store all food in bear boxes or locked vehicle at all times.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Lost Prairie Group Site cost per night?+
What season is Lost Prairie Group Site open?+
Does Lost Prairie Group Site have hookups?+
What is the maximum RV length at Lost Prairie Group Site?+
How do I make reservations at Lost Prairie Group Site?+
What is the cell service like at Lost Prairie Group Site?+
What season is Lost Prairie Group Site open, and what are check-in times?+
Official resources
●Data sources on this page
CamperWatch never fabricates data. Where data is unavailable, it is not shown.
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