Meet in the Skyline Staging Parking Lot on Skyline just past Shepherd Canyon/Snake Road.
5.5 mile loop with wide fire trails and a bit of single-track section to try.
There are options to make this longer if necessary.
West Ridge Trail to French Trail to Fern Trail then back down West Ridge Trail.
Here is a link to the trail route
Check out this map on MapMyRun: 5.37 mi West French Fern West
Distance: 5.37 mi