Outgoing
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Extreme
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Mosaic Boulders

Southside

Mosaic Boulders is a cozy neighborhood climbing gym where thoughtful routesetting and a student-friendly vibe make every session feel like hanging out with friends. Whether you're projecting your first V3 or just need a study break on the outdoor patio, the welcoming community keeps things fun and unintimidating.

Student-friendly bouldering
World-class routesetting
Study area with WiFi
Outdoor patio hangout

Tips

🧗"Masterclass in stacking holds and blockers"
🎓official partner gym for Cal Climbing
🧘gender-neutral bathrooms + water bottle refill station

Mosaic Boulders

2369 Telegraph Ave, Berkeley, CA 94704, USA