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Rainbow Falls

Overview

Rainbow Falls State Park in Chehalis offers a serene escape into one of Washington’s last remaining stands of old-growth forest. Established in 1935, the park retains much of its historic character thanks to the craftsmanship of the Civilian Conservation Corps. It provides a peaceful atmosphere where the sound of the Chehalis River serves as a constant, soothing backdrop for campers seeking a deep connection with the natural world and a break from the digital grind.

Location & Surroundings

Situated in Lewis County, the park is conveniently located off Highway 6, making it an easy detour for those traveling between the I-5 corridor and the Pacific coast. The surrounding area is characterized by dense woodland and the winding Chehalis River, which flows directly through the park. This lush, green environment provides a cool, shaded canopy that is especially refreshing for travelers during the warmer summer months.

Amenities & Park Features

While the park provides a rustic atmosphere, it includes essential features for a comfortable RV stay:

  • Eight utility sites offering water and electrical hookups for rigs.
  • A convenient dump station located near the park entrance for easy access.
  • Access to clean restrooms and coin-operated shower facilities.

The historic log structures and stone fireplaces scattered throughout the grounds add a unique, vintage charm to the camping experience, reflecting the park's long history and timeless forest aesthetic.

Nearby Attractions & Things to Do

Outdoor enthusiasts will appreciate the direct access to the Willapa Hills State Park Trail, a 56-mile rails-to-trails project perfect for biking and hiking. Within the park, visitors can explore over three miles of forested trails or spend the afternoon fishing for steelhead in the river. The small but scenic waterfall that gives the park its name remains a popular spot for photography and quiet reflection by the water's edge.

Who This Park Is Best For

This park is an ideal fit for RVers who prefer a tranquil, forest-oriented experience over the hustle of high-density commercial resorts. It is best suited for those with smaller to mid-sized rigs who value historic surroundings and access to extensive trail systems. If you are looking for a basecamp to explore Lewis County or a quiet overnight stop on your way to the ocean, this park delivers a true Pacific Northwest vibe.

Amenities

- Recreational Facilities

• River
• Swimming
• Fishing
• Body Of Water (Chehalis River)
• Horseshoes
• Playground

- Policies

• Pets Welcome
• Day Max Stay (10)
• Tent Camping Allowed
• No Reservations

- Other Amenities & Services

• Restroom and Showers

- Facility

• Type (State Park)
• Partial Handicap Access

- On-Site Rentals

• 

- Sites

• Spaces Available (48)
• Max Length (60)
• Gravel Sites (48)
• 20 Amp
• 50 Amp
• Water (8)
• Electric (8)
• No Hookups (40)
• Max Amps (50)
• Back-ins (12 x 60)

User Reviews

Jeri York

October 05, 2025

Nice park. Camping spots, trails, water to swim (kinda), views. Very nice, clean, bathrooms, parking. Discovery pass.

KuLiTz Ohana

September 13, 2025

It is a nice campground. Lots of trails to walk to. They do have water area for washing dishes for people that camp. Bathroom are nice and clean.

Michael Hunt

July 24, 2025

A favorite destination for my family and me. We've been back several times. This is not "hardcore camping" but a nice state campground with good amenities and a nice river you can play in. Dog friendly as long as you keep the leashed. 🙂👍

John Ohlson

July 09, 2025

Nice place to camp, quiet, shady, lots of trees. Access to the river is difficult, there are no formal paths to the water that don't require climbing down a dirt & rock embankment. Not ADA accessible to the river.

C Otter

June 02, 2025

High marks for beauty, historic locale. No visual privacy at camp sites. A couple nice walks available without having to drive to the other side of the river. Very shady. For early season camping that made it chillier than expected and lots of low-hanging smoke on cloudy day. Restrooms a little underwhelming. 47 camping spots and a group camp going on - the little buildings got a heavy workout. Like all Washington state parks, a Discover pass is required. People were courteous. I enjoyed a walking tour of Chehalis before driving to this park.

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Map for Rainbow Falls

Contact information