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74 Acton Street
Watertown, MA 02472
Parking Map


MON & FRI: 10AM – 11PM

TUES, WED, & THUR: 6am – 11PM



Mon, Wed, & Fri: 7PM

Weekends: 12PM & 4PM

Click HERE to register online!

Registration is required.

We will be open regular hours 10am to 11pm on Memorial Day. However, fitness classes are cancelled.

Upcoming Schedule


Central Rock Gym Watertown features 30,000 sq. ft. of climbing terrain, with over 140 rope stations, a dedicated bouldering area, a 2,000 sq.ft. yoga studio, and fitness areas all helping it hit the list as one of the 15 largest climbing gyms in the country.

Click below for more information about coming to the gym for the first time.

Fitness & Yoga

CRG Watertown offers a state-of-the-art fitness areas with all the necessary cardio, strength, and training equipment, including: Rogue Fitness equipment, free weights, pull up bars, kettle-bells, treadmills, ellipticals, bikes, and more.

For information regarding our class schedule please follow the link below.



CRG Watertown has an extensive youth program so that we can provide entertainment for the entire family! We offer a variety of programs including Birthday Parties, Staff Belay on weekends, organized Team Climbing, Camps, and Lock ins.

For more information check out out youth activities calendar by clicking the link below.