Tucked into the forested terrain of Umatilla National Forest, Alder Thicket Campground sits 14.9 miles south of Pomeroy in southeastern Washington. This US Forest Service facility provides drive-in access to basic amenities including toilets, picnic tables, and trash service. Pets are welcome throughout the campground.
The single review notes the site's uncrowded nature and straightforward setup. Campers can explore other camping spots outside Pomeroy or visit nearby Big Springs Campground just 2.3 miles southeast for additional forest camping options.
Description
Welcome to the northern gateway into the Blues. This campground is located just off of Forest Service Road 40, which is just three miles into the Blue Mountains. Overgrown trees and tall Alder shrubbery will provide plenty of shade for Grouse, White- Tailed deer and yourself on hot summer days. Hiking trails are within five miles and the Clearwater Guard station is six miles from the Alder Thicket Campground.
RV Road Trip Guides
Map & DirectionsAlder Thicket Campground is located in Washington near Pomeroy
Directions
From Pomeroy, Washington (39 minutes): Starting on Main Street, take 15th Street south for approximately 17 miles to the forest boundary. (stay on paved road from town to boundary). Road turns to gravel and becomes forest road #40. Continue on Rd. #40 for approximately 3 miles. Alder Thicket Campground will be on the right hand side of the road.
Coordinates
46.25882537 N
117.56689975 W
Connectivity
- T-MobileNo Coverage
- VerizonNo Coverage
- AT&TNo CoverageVerified by 3 usersLast on 6/22/26
Connectivity
- T-MobileNo Coverage
- VerizonNo Coverage
- AT&TNo CoverageVerified by 3 usersLast on 6/22/26
Access
- Drive-InPark next to your site
Site Types
- Tent Sites
- Standard (Tent/RV)
Features
For Campers
- Trash
- Picnic Table
- Toilets
- Pets
Drive Time
- 1 hr 33 min from Lewiston, ID
- 2 hrs 8 min from Walla Walla, WA
- 2 hrs 40 min from Kennewick, WA
- 2 hrs 50 min from Spokane, WA







