Fee: Discover Pass required: $10 day / $45 annual. Other fees: watercraft launch $7/day; trailer dump $5/use; overnight unattended vehicle $10/night; marina slip $12. Reservations: Washington State Parks reservation system
About this park
Twenty-Five Mile Creek flows from the mountains to Lake Chelan and suits a day trip or a campout with activities for the whole family. The park has a marina, boat launch and trailer dump. It is open in summer from 6:30 a.m. to dusk and closes Nov. 1 through April 1.
Twenty-Five Mile Creek State Park FAQ
Where is Twenty-Five Mile Creek State Park located?
Twenty-Five Mile Creek State Park is in Chelan, Washington, at 20530 S Lakeshore Road. GPS coordinates: 47.99247, -120.25912. Get directions.
Is there an entrance fee at Twenty-Five Mile Creek State Park?
Discover Pass required: $10 day / $45 annual. Other fees: watercraft launch $7/day; trailer dump $5/use; overnight unattended vehicle $10/night; marina slip $12. Reservations: Washington State Parks reservation system. Fees can change by season, so confirm with the park before you go.
How do I contact Twenty-Five Mile Creek State Park?
You can call (509) 687-3610. The park office can confirm RV site availability, hookups, length limits and current conditions.
Are there RV campgrounds near Twenty-Five Mile Creek State Park?
Yes. The closest RV-friendly campgrounds listed on ParkedRV are:
- Lake Creek Campground - Entiat River (12.5 mi, reservable)
- Tumwater Group Site (30.8 mi)
- Bridge Creek Group Site (38.3 mi, reservable)
How current is this information about Twenty-Five Mile Creek 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 If something is out of date, let us know and we'll fix it.