52 Bike Path

The climbing is front-loaded — most of the 456 ft of gain lands in the first half of the 2.9 miles. The main climb starts right off the line and runs 1.1 miles, gaining 301 ft at an average 5.4%. The steepest sustained pitch averages 7.9% and begins just past mile 2.7. You finish 62 ft above the start, so the return trip runs mostly downhill.

At 2.9 miles it is longer than 86% of the 43 trails mapped in San Diego.

It climbs more per mile than 86% of trails in San Diego.