Bean Creek Trail

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
With great views and great foliage along  Beverley Creek and Bean Creek, this trail includes lots of vertical climbs – mountain bikers should expect to walk often.

Berry Bear Trail

Priority Areas:
Urban and Edge Communities
Categories:
,
Danville Georgetown Open Space
This trali is one of the set that traverses through this working forest land. The primary uses are hiking and horseback riding. Mountain biking is allowed on a voluntary use basis.

Beverly Turnpike Trail

Categories:
,
Wenatchee National Forest
This trail provides access to the Alpine Lakes Wilderness. It makes a great day hike or horse ride and there are some good camping spots. It is very steep for mountain bikes – expect to walk at times.

Big Beaver

Categories:
,
Henry's Ridge
This trail is part of a system being developed in cooperation between King County Parks, the Black Diamond Trail Coalition and the Evergreen Mountain Bike Alliance. It is open to horses, but the primary use is mountain biking.

Big Eared Bat Trail

Categories:
,
Danville Georgetown Open Space
This trali is one of the set that traverses through this working forest land. The primary uses are hiking and horseback riding. Mountain biking is allowed on a voluntary use basis.

Big Tree Ridge Trail

Categories:
,
Cougar Mountain Regional Wildland Park
Due to construction and road blocks, this trail is temporarily closed until fall 2020.

Big Tree Trail

Categories:
,
Tradition Plateau
This trail, accessed from other trails in the forest, passes one of the largest Douglas first still standing in the area and also goes by one of the best sections of true swamp with lots of hanging moss and standing water. It

Blazed Ridge Trail

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
Trail offers good views of Mt Rainier and nearby ridges. It is a very challenging for mountain bikes and can loop with FS RD 4110 and the Manatash Ridge Trail. It is not popular with horse riders as there is a lot of motorbike traffic.

Blowout Mountain Trail

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
This popular and challenging motorbike and mountain trail is used to access the Manastash Ridge trail #1388. Expect to carry bikes across some sections. It makes a short hike that provides great views of Blowout Mtn, but is not popular with horseriders.

Blue Creek Trail

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
This trail climbs steeply in its entirety to the junction with the Red Top Trail. Views open up as the trail climbs through enjoyable large ponderosa pine forest interspersed with small grassy meadows.

Boulder DeRoux Trail

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
This makes a popular hiking loop combined with Esmerelda Basin Trail, it is a very challenge hike-bike mtn bike or motorcycle trail with thin tread and exposure, and it makes a good ride from De Roux Campground (which has horse facilities).

Boulder-DeRoux Trailhead

Priority Areas:
Upper Yakima Basin
Categories:
,
Okanogan-Wenatchee National Forest
This trailhead provides access to the western side of Boulder DeRoux trail. The trail can also be accessed from the Boulder DeRoux Campground on the east (pass required at that trailhead)

Boulders Trail

Categories:
,
Henry's Ridge
This trail is part of a system being developed in cooperation between King County Parks, the Black Diamond Trail Coalition and the Evergreen Mountain Bike Alliance. It is open to horses, but the primary use is mountain biking.

Boy Scout Trail

Categories:
,
L.T. Murray Wildlife Area
This is one of three routes from the Cove Rd trailhead to the top of Manastash Ridge, the most popular hike in the Ellensburg area. The trail offers spectacular views of the Kittitas Valley and the Stewart range. The trail has some very steep sections.