Fee: Fees: mooring buoy $23. Reservations: Washington State Parks reservation system
About this park
Eagle Island is a place to moor or anchor a boat, with views of Mount Rainier and harbor seals close to shore. It is reached only by boat. The park is open 8 a.m. to dusk year round and has mooring buoys.
Eagle Island Marine State Park FAQ
Where is Eagle Island Marine State Park located?
Eagle Island Marine State Park is in Anderson Island, Washington, at Boat access only. GPS coordinates: 47.18798, -122.69649. Get directions.
Is there an entrance fee at Eagle Island Marine State Park?
Fees: mooring buoy $23. Reservations: Washington State Parks reservation system. Fees can change by season, so confirm with the park before you go.
How do I contact Eagle Island Marine State Park?
You can call (360) 426-9226. The park office can confirm RV site availability, hookups, length limits and current conditions.
Are there RV campgrounds near Eagle Island Marine State Park?
Yes. The closest RV-friendly campgrounds listed on ParkedRV are:
- Coho Campground (44.8 mi, reservable)
- Big Creek (Gifford Pinchot National Forest, WA) (46.4 mi, reservable)
- Cougar Rock Campground (51.5 mi, reservable)
How current is this information about Eagle Island Marine State Park?
This listing was last updated on October 8, 2026. If something is out of date, let us know and we'll fix it.