CrossFit Classes

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We have a variety of programs and several ways to get started. Our goal is to make fitness available to everyone. Whether you’re a firebreather or a retiring couch potato, we have a program for you.

Every day, athletes at CrossFit Arsenal train next to like-minded individuals of all levels in pursuit of a common goal: a stronger mind, body and spirit. Our strong community is a welcoming one and we would love for you to be a part of it.

We are located at 39 Clarendon St. Watertown MA 02472, just off of Arlington St. and walking distance from the Arsenal Mall and Target.


Constantly varied functional movements performed at high intensity in order to increase work capacity across broad time and modal domain. So what does that mean? It means we run, jump, lift, throw and MOVE our bodies.

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Olympic Weightlifting

The snatch and the clean & jerk. These are the movements that make up the olympic lifting otherwise known as weightlifting. The focus in this class is on improving the technique and capacity required to perform the snatch and clean & jerk.

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Personal Training

Our Personal training programs offer a wealth of benefits, including motivation, supervision and guidance, workouts that fit into a busy schedule, and techniques that are safe.You receive proper fitness instruction right from the start under the care of a professional crossfit coach.

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Strength & Conditioning

Take your team to the next level with Team Strength and Conditioning. Designed to increase, power, speed and agility with a focus on acquiring capacity in order to reduce or eliminate in season injuries.

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It’s time to get started!

We're Excited to Have You Join Our CrossFit Community In Watertown
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Try a free class or come in for a consultation.

Today’s WOD

WOD Sunday 2.12.2017

February 11th, 2017|0 Comments

2K Row


Go Support Your Fitness Friends at Crash B’s!!


From The Blog


August 7th, 2017|0 Comments

CrossFit Arsenal - CrossFitWeightliftingGood Mornings (6x6 Up)MetconMetcon (Calories)4Rds 2min on 2 min off 8-6-4 Pull Ups Double KB Reverse Lunges 35/20 then ME Cal Row


August 6th, 2017|0 Comments

CrossFit Arsenal - CrossFitMetconZeus (Time)3 Rounds for time of: 30 Wall-Ball Shots, 20# 30 Sumo-Deadlift High Pulls, 75# 30 Box Jumps, 20" 30 Push Press, 75# 30 Calorie Row 30 Push-ups 10 Bodyweight SquatsIn honor of U.S. Army Specialist David E. Hickman, 23, of Greensboro, NC, died on November 14, 2011To learn more about Zeus [...]