Pros & cons
PROS
- Frequent, easy river access and broad gravel bars for relaxing and wildlife viewing
- Big Flat’s open maple glades and old-growth spruce feel wild and remote
CONS
- Rough access road after storms; trail can be muddy with unbridged creek crossings
- No facilities at the trailhead or along the route
Park at the end of H-1000 Road past South Fork Hoh Campground at the small trailhead pullouts; no toilets. The trail enters the park shortly after the start.
Expect mud, slick roots, and a few unbridged stream crossings; the final stretch of H-1000 Road can be rough or closed after storms. No toilets; treat all water. Pets are not allowed once in the park. Overnight trips require a wilderness permit and proper food storage.
Why go
If you want Olympic rainforest magic without the Hoh Rain Forest crowds, this is your move. The South Fork Hoh River Trail is a mellow, moss-draped river walk through towering Sitka spruce, Douglas fir, and bigleaf maple, with frequent river access and a strong chance of seeing elk on the gravel bars. It’s underrated, peaceful, and lush.
The hike
Plan on about 7.0 miles total, out-and-back, with roughly 150–200 feet of rolling gain. The path starts in second-growth forest outside the park, then enters Olympic National Park and quickly feels wilder. Expect classic rainforest tread: roots, mud, and a few unbridged stream crossings via rocks or logs. Around 3.5 miles in, you reach Big Flat—glaciated bottomland with open maple glades and big river bends—before the maintained tread peters out near a slide area with a broad river view.
What you'll see
This is prime temperate rainforest: curtains of moss, carpets of oxalis and fern, and old-growth giants once you’re inside the park. The broad valley and constant moisture fuel the greenery, and the Big Flat’s silted flats and grassy openings make great wildlife-viewing perches. Keep your eyes on the bars for elk and listen for busy birdlife overhead.
Crowd level and tradeoffs
You’ll see far fewer people here than on the main Hoh trails—that’s the point. The tradeoff: a rougher access road, some mud, and no facilities. If you want easy access and interpretive signage, head to the main Hoh corridor instead. If you want quiet rainforest and river time, stay here.
Logistics and tips
- Day hiking requires no permit. For overnight camping (popular at Big Flat), you’ll need a park wilderness permit; carry and use proper food storage (bear canisters recommended where hanging isn’t possible).
- No toilets; bury waste properly and treat all water.
- Pets are not allowed once you enter the national park.
- Footing can be slick on roots and silt; waterproof boots help. After storms, creeks can run higher and the final road stretch can be rutted—check current conditions before you go.
Best time to hike
Year-round is possible, but spring through early summer is peak green, and fall brings great maple color. Winter is beautiful and wet, with frequent rain and potential access issues. For softer light and solitude, start early or aim for weekdays.
Elevation
7 mi · 2.5 hrWhere it starts
47.7995, -123.9560Wildlife on this trail
Near South Fork Hoh River Trail
All places →All trails →
4.2 mi awayHoh CampgroundSleep in a true rainforest steps from Hall of MossesTrailhead · Restroom
4.3 mi awayHoh Rain Forest Visitor CenterGateway to Hall of Mosses and lush rainforest trailsVisitor Center · Exhibit
4.3 mi awayHoh River TrailIconic rainforest-to-glacier walk from mossy giants to Blue GlacierModerate · 17.5 mi · 48 hr
4.3 mi awayHoh River Trail to Mineral Creek FallsClassic Hoh rainforest ramble to a mossy 66-foot waterfallEasy · 5.5 mi · 1.8 hr
4.3 mi awayHoh Rain ForestMoss-draped rainforest with easy loops and elk along a glacier riverTrailhead · Parking
4.3 mi awayHoh Lake TrailRainforest to alpine grind to a quiet lake and the High DivideChallenging · 30.2 mi · 23 hr
4.4 mi awaySpruce Nature TrailShort rainforest loop with river views and elk oddsEasy · 1.2 mi · 1 hr
4.4 mi awayHoh Rain Forest Entrance SignClassic welcome sign with a handy pullout and spruce displayPullout · Parking
