Climb.
Head setter Randy and the Mosaic setting team create fresh problems every week, with beginner-friendly white tags and projects for experienced climbers.
Berkeley's independent bouldering gym on Telegraph
Climb. Study. Hang out. A welcoming third place for beginners, students, faculty, staff, locals, and experienced climbers.
Your third place
Home is home. Campus is campus. Mosaic is where your day continues.
Head setter Randy and the Mosaic setting team create fresh problems every week, with beginner-friendly white tags and projects for experienced climbers.
Bring your laptop, settle into the community table, and make Mosaic part of your day.
Meet climbing partners, stay after your session, relax on the patio, and become a familiar face.
Why Berkeley climbs here
Come solo or with friends. Mosaic is built for conversation between climbs.
Head setter Randy and the setting team keep the walls fresh with new problems every week.
Walk over between classes, after studying, or when you need a reset.
Qualifying members get two free monthly visits to each of seven Northern California partner gyms.
Community first
Students, graduate students, faculty, staff, locals, first-timers, and regulars share the same walls, the same patio, and the same weekly rhythm.
See the community →

Google reviews
4.7 stars from 64 Google reviews.
“It is a smaller gym but still had a great time, doesn’t get too crowded, loved all the sets.”
“High quality sets, and good staff support and community.”
Climbers consistently highlight the route quality, helpful staff, community atmosphere, and easy Telegraph location.
Start climbing
First visit
Try Mosaic once. Rental shoes are included with your first visit pass.
Buy First Visit Pass See all passesBest first step
First two months for new members. Make Mosaic part of your week.
Become a Member See all membershipsPartner gyms
Qualifying Mosaic members receive two free visits each month to each Coalition partner gym.
First Visit Guide
Buy your pass, sign your waiver, learn how bouldering works, and start with beginner-friendly white tags.
Open First Visit Guide
Visit us
2369 Telegraph Ave, Berkeley
Cross street: Durant.
Climb before class, after studying, or between lectures. Grab boba, hand-pulled ramen, or a beer at Raleigh's before or after your session.
Parking Garage: 2450 Durant Ave. First hour free, then $1/hour for hours 1–3.
Upcoming events
Climbing, music, creative energy, and community nights throughout the school year.
Celebrate the new semester with climbing, music, giveaways, food, and one of our biggest community nights of the year.
Costumes, dyno challenges, Halloween climbing, and prizes throughout the evening.
An evening celebrating Berkeley creativity with climbing, local artists, music, and community.
Friday through Monday: four days of fresh climbs, community events, competitions, and Telegraph District energy.
Ready?
Try Mosaic for $17 with rentals included, or start two months of unlimited climbing for $99.