Olallie State Park wilderness guide
State Park · WA

Olallie State Park

Located in the heart of Washington State, Olallie State Park offers outdoor enthusiasts stunning waterfalls, lush forests, and challenging trails.

State Park3,0823+ Trails
DesignationState Park
Total Wilderness Area3,082
Elevation / TerrainDiverse Wilderness
Field Editorial Guide

About Olallie State Park

Located in the heart of Washington State, Olallie State Park offers outdoor enthusiasts stunning waterfalls, lush forests, and challenging trails.

Wilderness Landscape & Natural Heritage

Olallie State Park, covering over 3,282 acres in the stunning Cascade Range of Washington, is a renowned destination for its rich natural beauty and diverse recreation opportunities. The park is bisected by the South Fork Snoqualmie River and features dramatic waterfalls such as Twin Falls and Cedar Falls. These cascading waters, coupled with verdant forests of Douglas firs, cedars, and ferns, draw nature lovers year-round. Established in 1950, the park is steeped in ecological significance, supporting a variety of wildlife including black bears, mountain lions, and numerous bird species. Visitors can enjoy hiking on rugged trails that offer panoramic views of the surrounding mountains, picnicking in the deeply wooded areas, or fishing in the river. Whether seeking adventure or tranquility, Olallie State Park provides an exceptional outdoor experience.

Field Guide · State Park
Adventure Destinations

Notable Destinations Near Olallie State Park

Scenic viewpoints, outdoor landmarks, and notable points of interest within 60 miles.

Key Wilderness Highlights

✦ Twin Falls, a breathtaking and easily accessible waterfall.✦ The Iron Horse Trail, a popular multi-use trail encompassing scenic views of the Cascade Mountains.✦ Stunning wildlife including birds, bears, and deer.✦ Cedar River Watershed, offering picnic opportunities and scenic tranquility.
Wilderness Recreation

Outdoor Adventures in Olallie State Park

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in Olallie State Park
Park Recreation

Wildlife Viewing

Available in Olallie State Park
Park Recreation

Photography

Available in Olallie State Park
Park Recreation

Fishing

Available in Olallie State Park
Park Recreation

Trail Running

Available in Olallie State Park
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Olallie State Park.

Passes & Fees

Entrance Requirements & Interagency Passes

Discover Pass required for vehicle access.

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Wilderness Stays

Camping & Overnight Stays in Olallie State Park

Frontcountry developed campgrounds, backcountry wilderness permit guidelines, and starry-night camping advice.

Olallie State Park Campground

Offers a basic camping experience with quick access to hiking trails and the South Fork Snoqualmie River.

Adventure Basecamps

Gateway Towns Near Olallie State Park

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

North Bend, Washington
⌖ 5.80 miles
Gateway Basecamp

North Bend, Washington

North Bend is a thriving outdoor adventure hub offering hiking, biking, and kayaking. With its scenic mountains, rivers, and trails, it’s an ideal destination for nature lovers.

Summer and Fall
Explore Town
Snoqualmie, Washington
⌖ 8.72 miles
Gateway Basecamp

Snoqualmie, Washington

Snoqualmie is a vibrant outdoor destination offering hiking, biking, and paddling, with the stunning backdrop of the Cascade Mountains. Don't miss the breathtaking Snoqualmie Falls.

Spring and Summer
Explore Town
Fall City, Washington
⌖ 12.67 miles
Gateway Basecamp

Fall City, Washington

Fall City is a peaceful town where river paddling, hiking, and mountain biking meet Cascade foothill scenery. It’s a great base for outdoor lovers looking to explore the Snoqualmie Valley’s trails and waterways.

Late Spring through Early Fall
Explore Town
Hobart, Washington
⌖ 12.74 miles
Gateway Basecamp

Hobart, Washington

Hobart is a quiet lakeside town in Washington ideal for hiking, paddling, fishing, and mountain biking. With Lake Sawyer and Tiger Mountain nearby, it’s a great spot for nature lovers looking for peaceful outdoor fun.

Late Spring through Early Fall
Explore Town
Snoqualmie Pass, Washington
⌖ 13.66 miles
Gateway Basecamp

Snoqualmie Pass, Washington

Snoqualmie Pass offers year-round mountain adventures from alpine hikes and mountain biking in summer to skiing and snowshoeing in winter. Just 50 miles from Seattle, it’s an accessible outdoor destination with forest trails and snowy peaks.

Summer and Winter
Explore Town
Ravensdale, Washington
⌖ 14.09 miles
Gateway Basecamp

Ravensdale, Washington

Ravensdale is a quiet, nature-focused town nestled near the Cascades foothills offering beautiful hiking, mountain biking, and paddling routes. It’s a peaceful escape ideal for outdoor lovers seeking uncrowded trails and forested landscapes.

Spring through Fall
Explore Town
Expert-Led Wilderness Expeditions

Guided Experiences in Olallie State Park

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.

Introduction to the Mighty Map and Clever Compass
ADVEXPEDITION
North Bend, Washington
Guided TourADV Bookable

Introduction to the Mighty Map and Clever Compass

Learn hands-on plant ID, ethical harvesting, and simple field treatments at a five-hour workshop held at Tolt-MacDonald Park & Campground near North Bend. No experience required—bring a sack lunch and curiosity.

Guided TourMay 2, 2026 | 11am - 4pm PDTCertified Outfitter
Bookable OnlineBook Trip
Waterfalls and Moss: A Day Hiking Wallace Falls from Buckley
ADVEXPEDITION
Buckley, Washington
HikingADV Bookable

Waterfalls and Moss: A Day Hiking Wallace Falls from Buckley

A guided 6–8 hour hike from Seattle into the Cascade Mountains to experience Wallace Falls’ three cascades and lush valley vistas—this guide outlines what to expect and how to prepare.

HikingPT2HCertified Outfitter
Bookable OnlineBook Trip
Three Burroughs: Above the Treeline on Mount Rainier
ADVEXPEDITION
Buckley, Washington
HikingADV Bookable

Three Burroughs: Above the Treeline on Mount Rainier

A guided, six‑mile roundtrip ascent from Sunrise with included transport and lunch — this guide lays out timing, route highlights, and what to expect on the day.

HikingPT2HCertified Outfitter
Bookable OnlineBook Trip