Diamond Lake
Umpqua National Forest — lakeside, fishing, hiking
Location: IDLEYLD PARK, OR, OR
Price: From $16 per night
Price range: $16–$27 per night
Rating: 4 out of 5 (731 reviews)
Season: Year-round
Meandering along most of the east shore of the mile-high Diamond Lake, this large campground boasts spectacular views of both Mount Bailey and Mount Thielsen, and offers visitors abundant recreational opportunities.This large campground has 238 sites, including double and standard sites, able to accommodate tents, RVs and trailers; All sites are available by reservation only. Sites are equipped with picnic tables, campfire rings, grills, drinking water and flush toilets. Access to Diamond Lake i
Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.
Amenities: Fire Rings, Picnic Tables, Flush Toilets, Drinking Water, Camp Host, Fishing, Boat Launch
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/diamond-lake to be notified when sites open up.
Diamond Lake offers spectacular views of Mount Bailey and Mount Thielsen at 5,183 feet elevation with abundant year-round recreation including fishing, boating, swimming, and hiking. Google reviewers praise the stunning lake views, star gazing opportunities, and proximity to Crater Lake National Park (20 minutes away).
Wildlife alert: Sierra Nevada Red Fox, Gray Wolf, Pacific Marten, Bald Eagle, and Osprey documented in the area within 8km.
Insider tips for Diamond Lake: Book early — this is a popular federal campground Bring a self-contained RV as there are no hookups at most sites Only 20 minutes from Crater Lake National Park for day trips
Skip Diamond Lake if: You need RV hookups — hookups are not available. You prefer small or quieter campgrounds — 230 sites is large.
Best time to visit Diamond Lake: Year-round — Campground operates year-round with recreation available in all seasons; cold water swimming and winter activities possible..
Nearby campgrounds: South Shore Pavilion (IDLEYLD PARK, OR), Thielsen View Campground (Idleyld Park, OR), Broken Arrow Campground (IDLEYLD PARK, OR), Clearwater Falls Campground (Roseburg, OR).
Cell Phone Coverage at Diamond Lake
Cell signal at Diamond Lake (IDLEYLD PARK, OR): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.
- Verizon 4G LTE: 100% coverage
- AT&T 4G LTE: 100% coverage
- T-Mobile 4G LTE: 100% coverage · T-Mobile 5G: 100%
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.
Meandering along most of the east shore of the mile-high Diamond Lake, this large campground boasts spectacular views of both Mount Bailey and Mount Thielsen, and offers visitors abundant recreational opportunities.This large campground has 238 sites, including double and standard sites, able to accommodate tents, RVs and trailers; All sites are available by reservation only. Sites are equipped with picnic tables, campfire rings, grills, drinking water and flush toilets. Access to Diamond Lake is within walking distance, and boat ramps and fish cleaning stations are accessible to visitors.
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
this is a popular federal campground
Bring a self-contained RV as there are no hookups at most sites
Only 20 minutes from Crater Lake National Park for day trips
Campground operates year-round with recreation available in all seasons; cold water swimming and winter activities possible.
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
Getting there →
From Roseburg, OR, turn onto OR-138 east / NE Diamond Lake Boulevard, drive 80 miles east on Highway 138. Turn right onto Forest Road 4795/ Diamond Lake Loop at the north entrance to Diamond Lake Recreation Area. Proceed 2.5 miles to the campground entrance on the right. From Klamath Falls, OR, or Bend, OR, follow US-97 to OR-138. Follow OR-138 west approximately 22 ½ miles to Forest Road 4795/Diamond Lake Loop. Turn left onto FR 4795 and proceed 2.5 miles to the campground entrance on the right
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 — Umpqua National Forest fills fast in peak season.
- Check current road conditions at Umpqua National Forest before arrival — seasonal closures common.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Diamond Lake cost per night?+
What season is Diamond Lake open?+
Does Diamond Lake have hookups?+
What is the maximum RV length at Diamond Lake?+
How do I make reservations at Diamond Lake?+
What is the cell service like at Diamond Lake?+
What season is Diamond Lake open, and what are check-in times?+
Official resources
●Data sources on this page
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