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Facility in Chelmsford, MA

Facility Designed for Strength, Conditioning, and Performance

Train at SOS

At Skill of Strength, you’ll train in a 6,000+ sq. ft. facility built for speed, power, and performance — featuring open turf, rubber flooring, and top-tier equipment like free weights, kettlebells, battle ropes, suspension trainers, gymnastics rings, speed sleds, slide boards, plyometric boxes, and Olympic lifting platforms. Whether you’re an athlete preparing for your next season or an adult looking to move better, get stronger, and stay active — this is where dedicated individuals come to get better.

Our Facility Provides:

  • Over 6,000 sq. ft. of turf & training space
  • Top-of-the-line strength & conditioning equipment
  • Easy class reservations & scheduling
  • Changing rooms and showers for pre- and post-workout
  • Bright, clean space in a historic mill building
  • Plenty of free parking and flexible hours 6 days a week


Conveniently located in North Chelmsford, just off Routes 3 and 495, we’re proud to serve athletes and adults from Chelmsford, Lowell, Littleton, Dracut, Westford, Dunstable, Groton, Tyngsborough, Billerica, and across the Merrimack Valley.

Our Programs:

At Skill of Strength, we offer expert coaching, smart programming, and a supportive community to help you get stronger, faster, and more confident — no matter your starting point.

Join a community of driven athletes and experience the difference of training with purpose, expert coaching, and a facility designed for results.

Questions? We (probably) have the answers!

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Still curious? Talk to us!

Trusted and Loved By Hundreds of Chelmsford, MA Residents

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Getting stronger starts with showing up. Located in the heart of North Chelmsford, Skill of Strength is quick to find, easy to access, and ready to welcome you so you can spend more time training and less time traveling.

Our facility is conveniently located The Mill building located at 73 Princeton St in North Chelmsford, right off Routes 3 and 495. The Mill houses several businesses, including the Establishment Bar and Grill.

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Come visit us

73 Princeton St. Suite 9 North Chelmsford, MA 01863 USA
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You don't have to be great to start, but you do have to start to be great.

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