CrossFit TILT

CrossFit TILT

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We are the premier gyms of Waltham, Sudbury, Wellesley, Cambridge and Southborough Massachusetts. Come in and experience our classes with our amazing community!

We are the premier CrossFit gyms located in Waltham, Sudbury, Southborough, Wellesley and Cambridge Massachusetts. We are dedicated to improving your life in and outside of the gym.

Photos from CrossFit TILT's post 08/24/2026

Upcoming HYROX Classes!

We recently announced our Road to HYROX Boston event happening on Sunday, September 20th at our Cambridge location, TILT at EF! (Signup link in bio!)

As we build towards the event, we’re adding several HYROX Classes throughout September at TILT Waltham and TILT Sudbury. These classes are a great opportunity to get more exposure to the HYROX-style movements, build your engine, and get some extra race-specific training in!

Free September HYROX Pop-Up Classes:

Saturday, Sept. 5 @ 9:00 AM — TILT Waltham
Sunday, Sept. 6 @ 8:15 AM — TILT Sudbury
Saturday, Sept. 12 @ 9:00 AM — TILT Waltham
Saturday, Sept. 12 @ 9:00 AM — TILT Sudbury
Saturday, Sept. 26 @ 9:00 AM — TILT Waltham
Sunday, Sept. 27 @ 8:15 AM — TILT Sudbury
Whether you’re training for a HYROX race or just want to mix up your training and take on a different challenge, everyone is welcome to jump into these classes!

07/28/2026

Thursday’s partner workout!!

Smart pacing, smooth transitions and finish strong on that last round 💪

07/10/2026

Still thinking about this day!

Back in May, the CrossFit community showed up for an unforgettable competition filled with hard work, big energy, and so many moments worth looking back on.

From the athletes on the floor, to the judges, volunteers, coaches, and everyone cheering from the sidelines — thank you for making this event what it was.

This is what TILT is all about: effort, community, and showing up together.

Until next time…

07/09/2026

🚨 INTRODUCING TAP — TILT AFFILIATE PROGRAMMING

Launching August 1st, TAP is built to give CrossFit affiliates and their coaches everything they need to run better classes every day.

To launch, we’re looking for 10 CrossFit affiliates to join our initial group completely FREE.

Only 10 spots available. Fill out the form in our bio to reserve your spot! 

You’ll get full access to TAP while helping us build, test, and improve a programming platform designed for the real needs of affiliate owners and coaches.

TAP IN TO:
• Class Programming
• Detailed Lesson Plans
• Coach Support
• Group Calls & Collaboration

Photos from CrossFit TILT's post 07/05/2026

👏 Consistency pays off!

A huge shoutout to everyone who earned a spot in our June Committed Club by attending 16+ classes this month! Your dedication, hard work, and commitment are what make our community so strong.

We’re also celebrating our members who reached incredible Class Milestones this month!

Keep showing up, supporting each other, and building momentum. We can’t wait to see who joins the club next month! 🔥

07/02/2026

June Members of the Month!

🏆 Celia – Southborough
🏆 Jessie – Sudbury
🏆 Guray – Waltham

These three members represent what CrossFit TILT is all about—showing up consistently, supporting others, and making our community stronger every day. Congratulations to all three of you and thank you for making TILT such an incredible place to train!

Here’s what they love most about TILT:

💬 Guray: “The people and the community. Everyone is supportive regardless of fitness level and the coaches do a great job helping you improve while still making it fun. TILT has pushed me outside my comfort zone and helped me become stronger and healthier than I’ve been in years.”

💬 Jessie: “I love the positive energy and inclusivity here, and how helpful and friendly people are. And the coaching style!”

💬 Celia: “What I love about TILT is that all the coaches are so friendly and encouraging of everyone!”

Photos from CrossFit TILT's post 06/22/2026

Looking for a fun way to keep your kids active?

Our CrossFit TILT Kids Fitness classes are packed with energy, games, and strength training designed to help fit your kids needs!

From relay races and obstacle courses every class is designed to keep kids moving, smiling, and having fun!

Sudbury Kids Fitness:
Grades 1st & 2nd: Mondays @3:45-4:30 PM
Grades 3rd, 4th, 5th: Wednesdays @3:45-4:30 PM
Grades 6th, 7th, 8th: Tuesday & Thursdays @5:30-6:30pm.

Where: 60 Union Avenue – Sudbury, MA.

06/12/2026

Hyrox class schedule for June!

Whether you’re signed up for Hyrox Boston or looking for another solid weekend workout, we’ve got you. Join us for our weekend Hyrox classes.

06/11/2026

500 classes!

Congratulations Celia for becoming the youngest member of the 500 club in TILT history 👏

Your consistency and hard work has made you such an important part of our Southborough community and we can’t wait to see what’s next.

06/10/2026

Thursday’s workout!

“Survivor” is a 2-part workout starting with a 5x3 front squat and then… an ascending couplet of front squats and burpees.

Have fun with this one!

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Location

Telephone

Address


40 Jones Road
Waltham, MA
02451

Opening Hours

Monday 5:15am - 7:30pm
Tuesday 5:15am - 7:30pm
Wednesday 5:15am - 7:30pm
Thursday 5:15am - 7:30pm
Friday 5:15am - 6:30pm
Saturday 7am - 1pm
Sunday 9am - 12pm