State Park / State Forest
Near Cascade Locks, Oregon: $22–$45/night, rigs to 50 ft. Open April through October. Book 6 months ahead via OR State Parks portal.
State Park / State Forest
Managing authority
Near Cascade Locks, Oregon
How much does camping at Ainsworth State Park Campground (Columbia Gorge NSA) cost, and when is it open?
Ainsworth State Park Campground (Columbia Gorge NSA) near Cascade Locks, Oregon (State Park / State Forest) — camping fee $22–$45/night, season April through October, RV size limit Up to 50 ft. Reservations: 6 months ahead via OR State Parks portal — book direct through the official channel.
The numbers
Fee range
$22–$45/night
Season open
April through October
RV size limit
Up to 50 ft
Reservation window
6 months ahead via OR State Parks portal
The insider read
Columbia River Gorge waterfall central. Multnomah Falls 5 mi. Vehicle-permit system manages summer crowds; campground reservation auto-includes day pass.
Original analysis from PickRV — synthesised from public sources you can verify, pulling the operational details competitor guides typically skip.
Verify at stateparks.oregon.govOn site
Book it right
PickRV doesn't handle campground bookings — reserve direct through the official channel so policies and cancellations flow through one record.
Opens oregonstateparks.reserveamerica.com
Every fact above is sourced from the managing agency's canonical page. Cross-check fee, season, and size limit before you depend on them.
Match the campground's size limit and hookup level to a vehicle category, then plan the rest of the trip.
Keep exploring
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StateInsider tip · Westernmost point in Oregon. 1870 lighthouse on the bluff. Sea-fog rolls in nightly summer; bring layers. Wind-protected loops 50-100.
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NPSInsider tip · No camping in John Day Fossil Beds NM. Painted Hills + Clarno + Sheep Rock — three units. Free BLM dispersed at Service Creek (Painted Hills closest) is the legal overnight option.
Near Florence
StateInsider tip · Largest expanse of coastal sand dunes in N. America. Sandboarding + ATV rentals from camp. Cleawox Lake swim.
Near Joseph
StateInsider tip · 'Alps of Oregon' — Wallowa Mountains backdrop. Tramway to 8,150-ft Mt Howard top. Remote NE Oregon — quietest large state-park camp.
Nearby & related
Sourced costs, campground directories, and the places worth a detour — the next layer of Oregon trip planning.
Before you go
Oregon rules
Verified 2026-05-10