Ike Kinswa State Park
Ike Kinswa State Park is a scenic day-use and camping park on the north shore of Mayfield Lake in Lewis County. Visitors come for boating, swimming, picnicking, fishing, and relaxed waterfront views, with a mix of forested shoreline and open grassy areas.
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Visiting with Dogs
Dogs allowed in day-use and camping areas; must be on leash no longer than 8 feet and under control.
Visitor Tips & Reviews
What Visitors Say
Peaceful lakeside park with camping, boating, fishing, and swimming. Visitors love the scenic views, quiet atmosphere, family-friendly spaces, and easy access to the water.
Tips from Visitors
- Bring bug spray for summer visits.
- Check lake conditions before swimming or boating.
- Reserve campsites early on busy weekends.
- Pack drinking water and sun protection.
- Keep pets leashed and clean up after them.
Best Time to Visit
The best time to visit Ike Kinswa State Park is late spring through early fall, when warm weather makes swimming, boating, and picnicking most enjoyable. Summer weekends are busiest, while weekdays offer a quieter lakeside experience.
Amenities
Nearby Attractions
Explore these attractions near Ike Kinswa State Park:
- Mayfield LakeA large reservoir popular for boating, fishing, and summer water recreation.0.5 miles away
- Mossyrock DamA major hydroelectric dam on the Cowlitz River that creates Mayfield Lake and offers scenic views of the reservoir area.6 miles away
- Cowlitz RiverA well-known river corridor for fishing and scenic drives through Lewis County.8 miles away
Things to Do at Ike Kinswa State Park
Camping at Ike Kinswa State Park
Tent and RV camping available; some sites with hookups. Reservations recommended. Seasonal access, restrooms, showers, fire rings, picnic tables.
Hiking Trails
Ike Kinswa State Park offers easy, scenic day hiking with a relaxed, family-friendly feel. Trails are short and generally gentle, winding through forested areas and along Lake Mayfield views. Visitors often note peaceful surroundings, picnic spots, and opportunities to combine a walk with beach time or wildlife watching. It’s best for casual hikers rather than those seeking long or strenuous routes.
Ike Kinswa Loop Trail
EasyA short, scenic loop through forested areas near the lake, offering a relaxed walk with water views and access to park amenities.
Lakefront Shoreline Trail
EasyAn easy out-and-back trail along the shoreline with peaceful views of Mayfield Lake and opportunities for birdwatching.
Forest Connector Trail
EasyA gently rolling trail through mixed forest that connects picnic and camping areas with quieter parts of the park.
Ridge View Trail
ModerateThe park’s most challenging hike, with longer stretches through wooded terrain and occasional elevated viewpoints over the lake.
Directions
From Mossyrock, drive west on WA-122 for about 4 miles. The park entrance is on the north side of Mayfield Lake, just past the Silver Creek area.
Contact & Info
Frequently Asked Questions
What is Ike Kinswa State Park best known for?
It’s best known for its quiet lakeside setting on Mayfield Lake, with camping, boating, fishing, and swimming. Many visitors like it for a relaxed, less crowded feel compared with larger parks.
Does Ike Kinswa State Park have camping?
Yes. The park offers tent and RV camping, and many campers mention the sites feel wooded and peaceful. Some sites are closer together than expected, so it helps to check the layout before booking.
Can you swim at Ike Kinswa State Park?
Yes, swimming is a popular summer activity. Visitors often enjoy the lake access and calm water, though conditions can vary. It’s a good idea to check water safety and bring water shoes for the shoreline.
Is Ike Kinswa State Park good for boating or kayaking?
Yes. The park has lake access that works well for boating, kayaking, and paddleboarding. Reviewers often mention it’s a nice place to launch and explore, especially when the weather is warm and calm.
What kind of fishing is available at Ike Kinswa State Park?
Fishing is a common reason people visit. Mayfield Lake is known for warmwater fishing, and anglers often target species like trout, bass, and panfish depending on the season. A valid Washington fishing license is required.
Are there hiking trails or things to do besides camping?
Yes, but the park is more about lake recreation than long hiking trails. Visitors usually come for picnicking, beach time, fishing, and boating. It’s a good choice for a simple day trip or weekend getaway.

Don’t Forget the Essentials
Essential camping & hiking gear we recommend to make your park trip easier and more comfortable.
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