Welcome to 9Round
Chelmsford, MA - Summer St
Address & Contact Info
Effective. Powerful.
Inside The 9Round Workout
Discover how we deliver the most effective 30-minute workout in Chelmsford, MA.
Get Free Week
Nine 3-minute rounds followed by 30-second active breaks for 30-minutes of nonstop HIIT full-body training to build strength, burn calories, and boost confidence.
There’s more than one way to get stronger—we use functional weight training and heavy bag resistance training to engage every muscle.
PULSE™, our wearable heart-rate technology, tracks your effort in real-time, staying in the right zone is all it takes to make every minute count.
Train like a champion without getting hit. Our high-energy workouts use the power of kickboxing fitness to make exercising fun, approachable, and efficient.
Meet Your 9Round Trainers
9Round Studio
Location
Location
& Hours
Chelmsford, MA - Summer St
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7 Summer St Unit 5
Chelmsford, Massachusetts 01824 -
(978) 662-8588
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At 9Round, we take your safety seriously. This location is equipped with secure, members-only door access, security cameras covering all areas of the studio, and a panic button to alert police and medics.
Stay Connected
Download the 9Round App
Stay connected with our gym in Chelmsford, MA, by downloading our fitness app from the App Store or Google Play. Log in using your membership details to easily track your workout performance, manage your membership, book additional services, and stay up to date on studio events. Plus, unlock expert fitness tips on nutrition, training, and performance with our extensive resource library—designed to enhance your fitness journey.
Frequently Asked Questions
Members at 9Round Chelmsford, MA - Summer St can work out on their time with no scheduled class times at 9Round. However, for your first workout, we do require booking an appointment to ensure we deliver the best kickboxing experience.
Booking your first-time workout at our gym is easy! Just click here and fill in your information, pick your preferred date, and you’re all set to sweat!
For your first workout at 9Round Chelmsford, MA - Summer St, we recommend arriving 10-15 minutes before your appointment time to fill out a wavier and tour the studio before you start your workout. Please wear comfortable athletic clothes and tennis shoes.
We’ll provide you with the proper kickboxing equipment for your first workout, including gloves. A trainer will be guiding you through your entire 30-minute workout.
Yes! Our 9Round workouts are designed for all fitness levels, from beginners to pro athletes. Our gym here in Chelmsford, MA, is perfect for those new to fitness! No experience needed.
We invite you to book a free first-time workout to experience our exercise program firsthand. Our friendly and supportive 9Round trainers will help you learn all the fun kickboxing techniques we use to help you with your fitness goals.
A typical 9Round workout can burn 300-600 calories in 30 minutes depending on your intensity, body composition, and fitness level.
Because our workouts combine high-intensity interval training (HIIT), kickboxing, strength training, and cardio, they are designed to maximize calorie burn while building strength.
We recommend working out at 9Round Chelmsford, MA - Summer St 3-5 days a week for the best results.
Many of our members find it easy to work out multiple times per week thanks to our efficient 30-minute workouts with no class times.
Yes. Kickboxing workouts combine high-intensity cardio, strength training, and core exercises that can help burn calories and build lean muscle.
Many members use 9Round workouts as part of a fitness routine designed to support healthy weight loss.
