Fee: Discover Pass required: $10 day / $45 annual. Other fees: watercraft launch $7/day; overnight unattended vehicle $10/night. Reservations: Washington State Parks reservation system
About this park
Fort Casey preserves historic military batteries and a 1903 lighthouse with its own interpretive center and gift shop. The park sits on the central west side of Whidbey Island, with beach, fishing, kite flying and long water views. It is open 8 a.m. to dusk year round, and a watercraft launch is available.
Fort Casey Historical State Park FAQ
Where is Fort Casey Historical State Park located?
Fort Casey Historical State Park is in Coupeville, Washington, at 1280 Engle Road. GPS coordinates: 48.16155, -122.67767. Get directions.
Is there an entrance fee at Fort Casey Historical State Park?
Discover Pass required: $10 day / $45 annual. Other fees: watercraft launch $7/day; overnight unattended vehicle $10/night. Reservations: Washington State Parks reservation system. Fees can change by season, so confirm with the park before you go.
How do I contact Fort Casey Historical State Park?
You can call (360) 678-4519. The park office can confirm RV site availability, hookups, length limits and current conditions.
Are there RV campgrounds near Fort Casey Historical State Park?
Yes. The closest RV-friendly campgrounds listed on ParkedRV are:
- Turlo Campground (41.2 mi, reservable)
- Tulalip Mill Site Group Campground (41.5 mi, reservable)
- Verlot Campground (41.8 mi, reservable)
How current is this information about Fort Casey Historical State Park?
This listing was last updated on October 9, 2026. If something is out of date, let us know and we'll fix it.