54 miles, 3770 ft climbing
This will take you through Moraga, down Pinehurst Rd where you will pick up the Zoo Loop route back to Castro Valley.
Map, cue sheets, and other information here:
https://ridewithgps.com/routes/42491041
Start/end: TJ Max parking lot behind Peets Coffee, 20439 Redwood Road, Castro Valley, CA
The Cycling4Fun website list rides available in the bay area. This list is not frequently checked so road and environmental conditions are subject to change. Cycling is an inherently dangerous sport. Cycling4Fun does not assume any responsibility or liability for death or any injury, loss, or damage to you or your property incurred from your participation in any cycling or other event conducted by Cycling4Fun or by your relying on information contained on Cycling4Fun websites. These rides may be strenuous, hot, cold, in traffic, and otherwise challenging. Use good judgment regarding the ride and your state of preparation.