4.0 star · Extra Difficult Loop

Ridge Trail and Letters Trail Loop

San Mateo County, California

Trail length

2.2 km

Time

~40 min

Elevation Gain

149 m

directions Directions

print Print

download Export

more_vert More

"An epic challenge to remember from the heart of San Mateo County"

The Ridge Trail and Letters Trail Loop is a 2.2 km looped trail that starts and ends in South San Francisco, San Mateo County, California. Based on our data, the trail is graded as Extra Difficult. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates.

This trail can be completed in approx 0 hrs 57 mins. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.