http://www.portlandhikersfieldguide.org/wiki/Greenleaf_Viewpoint

Activity Notes

This is a loop hike. We will drive up to the gate on Larch Mountain road, descend into the crater then up to Sherrard point, then back to the cars. Poles and Microspikes highly recommended. 

Other Information
Driving Distance from Portland 80 miles
Distance - Round Trip 7 miles
Expected Duration Car to car in one day
Relevant Maps CG5