Central Rock - Harvard Square

Central Rock - Harvard Square Right on the Red-Line, this gym provides a new option with easy access to public transportation.

CRG Harvard Square will feature bouldering, cardio equipment, fitness equipment, a huge yoga room, and plenty of lounge space for work, study, and relaxation! This bouldering-only indoor rock climbing facility offers the best climbing, fitness, and yoga in Harvard Square, MA! Whether you're just starting your climbing journey or you're a seasoned climber, our facility welcomes everyone with open arms.

09/01/2026

Boulder of the Week is back with this stunner on the 20 from Jimmy!

Summer isn’t officially over for another three weeks, which means you can still fit in trying something new before the e...
09/01/2026

Summer isn’t officially over for another three weeks, which means you can still fit in trying something new before the end of the season! ☀️ Join for the price of a Day Pass now and climb for free through September when you commit to one month of membership in October. Check out the link-in-bio for all the details!

Fall in love with climbing with a great deal to get you started! Join for the cost of a day pass and you'll get August A...
08/25/2026

Fall in love with climbing with a great deal to get you started! Join for the cost of a day pass and you'll get August AND September completely free! Sign up through the link in bio!

Commitment to one month of full dues required for deal.

Congrats to all the folks who competed in our 4th Annual Boulder Bash! With a smashing success of over 350 competitors',...
08/17/2026

Congrats to all the folks who competed in our 4th Annual Boulder Bash! With a smashing success of over 350 competitors', you made our 4th birthday a good one! Grades are taped in the gym and you have 7 days to come grab your scorecards if you'd like to add them to your scrapbook!

Congrats to all the folks who competed in our 4th Annual Boulder Bash! With a smashing success of over 350 competitor's,...
08/15/2026

Congrats to all the folks who competed in our 4th Annual Boulder Bash! With a smashing success of over 350 competitor's, you made our 4th birthday a good one. All scores will be announced this upcoming week both in the gym and on social media. Stay tuned and tag us in your photos!

We also want to thank all the parents/ partners/ friends that came in to cheer on our members. This was a day full of love and support. We are so so lucky to have you all continue to climb and totally make this place so bright! Here's to another ascent of a great season! The blood, sweat, and tears really showed up today!

08/04/2026

Another boulder of the week for the last week of Boulder Bash. Make sure to join us for the finale on Saturday the 15th!

New month means new climbs ✨ August is here and it’s your time to climb, connect, and feel right at home! Start your Cen...
08/01/2026

New month means new climbs ✨

August is here and it’s your time to climb, connect, and feel right at home! Start your Central Rock membership for $0 and dive into unlimited climbing, classes (where available), and a community that’s ready to cheer you on.

Your new favorite hobby (and people!) are waiting 💛

We are looking to hire part-time desk staff!Must have availability on Weekends & Weekday EveningsOur ideal candidates:- ...
07/29/2026

We are looking to hire part-time desk staff!
Must have availability on Weekends & Weekday Evenings
Our ideal candidates:
- Great attention to details and a cleaning machine!
- Available yearly through the holiday months (Winter Break & Summer Months)
- Interest in helping with events & meetups throughout the year
We can't wait to hear from y'all. If you're interested email us your name, full 7 day availability, and some fun things about yourself. Email: [email protected]

Take your next session over to for our 2nd annual Waltham Slam on Tuesday and Thursday! It's Week 3 of this bouldering ...
07/27/2026

Take your next session over to for our 2nd annual Waltham Slam on Tuesday and Thursday! It's Week 3 of this bouldering series, but it's not too late to join in the fun! Whether you're here for challenge and competition, or just looking to have a fun session with friends in a new environment, you won't want to miss it! Join for the rest of the series or book a single session drop in!

Be sure to register online! https://centralrockgym.com/waltham/events/waltham-slam-bouldering-series/
Address: 411 Waverley Oaks Road #105, Waltham

Get MORE out of your time at the gym for LESS $$ with this limited time promotion! Membership includes:-Unlimited climbi...
07/26/2026

Get MORE out of your time at the gym for LESS $$ with this limited time promotion! Membership includes:

-Unlimited climbing at ALL CRG locations 🤩
-Monthly guest pass 🫂
-Yoga and Fitness classes (where available) 🧘🏋
-Climbing technique classes 🧗
-Member appreciation events 🥳

Turn your day pass into a membership today to get July and August for FREE!
Commitment to September membership is required for this promotion.

Address

20 Brattle Street
Cambridge, MA
02138

Opening Hours

Monday 6am - 10pm
Tuesday 10am - 10pm
Wednesday 10am - 10pm
Thursday 10am - 10pm
Friday 6am - 10pm
Saturday 9am - 7pm
Sunday 9am - 7pm

Telephone

+16177143024

Website

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