Directions
From Tonasket travel east on Okanogan County Road 9467 to Havillah. Then take County Road 4850 1 mile to Forest Service Road 33. Travel FS Road 33 for about 10 miles and turn right on FS Road 33-100. Drive about 4 miles to the start of the trail.
Notes
Trail travels up the east side of Bonaparte Mountain for 2 miles where it intersects the Fourth of July Ridge Trail #307. Three miles beyond the Forth of July Ridge Trail junction the Southside Trail connects with the Bonaparte Mountain Trail #306 to Bonaparte Lookout.