The gym will feature over 220 linear ft of bouldering, cardio equipment, fitness equipment, and yoga classes.
And, it's just one block away from the Kenmore T-stop! This bouldering-only indoor rock climbing facility offers the best climbing and fitness in Fenway, MA! This facility features 200 linear feet of climbing terrain with over 100 boulder problems, offering a focused, rope-free climbing experience.
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.
The right side of the Gray Monster is all new this week! Micah Landau shows us the way on his latest . Come and get 'em
The Warning Track is all new this week featuring a choose-your-own-adventure from Jack. Come and get 'em!
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 💛
The left half of the Bullpen is all new this week! Micah Landau shows us the way on the . Come and get 'em!
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
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.
The left side of the Gray Monster is all new this week! Micah Landau shows us the way on Head Setter Takeru's . Come and get 'em!
07/17/2026
There's still time to sign up!! The Waltham Slam is BACK for Vol. 2 and is in full swing! And you're 🫵 invited!
Join us in the Waltham Training Center every TUESDAY & THURSDAY evening for the best comp blocs the Boston area has to offer. 💥 The Waltham Slam is a 6-week boulder league featuring modern comp-style movements across a range of climbs from V2-V11+. Each week we will curate climbs that allow for learning and exploration for all levels! 💪
Join for the whole season or just drop in for a single session! Next week is Week 2!
For those participating in the full season, your lowest score across the 5-week series gets dropped, and Week 6 is Finals for all categories. Full details and registration can be found at centralrockgym.com/waltham/events/waltham-slam-bouldering-series/
Address: 411 Waverley Oaks Road, Waltham
The right half of the Bullpen is all new this week! Jack brings us a balancey . Come and get 'em!
| Monday | 6am - 10pm |
| Tuesday | 10am - 10pm |
| Wednesday | 6am - 10pm |
| Thursday | 10am - 10pm |
| Friday | 6am - 10pm |
| Saturday | 9am - 9pm |
| Sunday | 9am - 9pm |