Coach Clint and Dr Hannah cycling

In the news – CrossFit Morning Chalk Up, New Haven Register and Shoreline Times: Just show up: Free program at Guilford Athletic Center combines workout with recovery meeting. Every Wednesday at 6:30 p.m. and every Saturday at 9:30 a.m. Free to teens and adults. Conquer anxiety, COVID fatigue, substance abuse, physical abuse, loss, depression or any of life’s challenges. Call 203-530-1725; or email clint@guilfordathleticcenter.com

Donate here to support the recovery scholarship fund so we can add new classes and sponsor individuals.

COVID safety clean and open gym
Safety is top priority at Guilford Athletic Center. Learn more about our comprehensive safety protocols to prevent the spread of COVID-19.

We are Guilford’s premiere fitness center with members ranging from pre-teen to retirees, and everyone in between.

First two weeks free plus a complimentary personal training session.

Whether you’re just starting your journey, or are ready to take your fitness to a whole new level, we’re here to help.

We offer private and small group classes for all fitness levels – workouts are drawn from CompTrain programming with oversight by our experienced coaches.


Clint Zeidenberg is both an international CrossFit Games Coach and internationally ranked CrossFit athlete.

Your safety is important to us

As Connecticut residents receive their vaccines and as the state continues taking steps to protect residents from the spread of COVID-19, we have implemented preventative measures in order to ensure the health and safety of our members. We follow the latest guidance by the State of Connecticut plus we follow the specific gym and fitness studio sector rules. We focus on social distancing, increased ventilation, personal protection, and cleaning/sanitation. Updated March 13, 2021.

Our Programs

Whether you’re looking for high-intensity weight lifting, low-impact mobility cardio condition, or a recovery oriented environment, Guilford Athletic Center has the fitness class for you.

Workouts personalized to suit your fitness levels and goals.

Guilford Athletic Center

Formerly Guilford CrossFit

Do you have questions about our center or membership options available?

Call (203) 530-1725

391 Soundview Rd, Guilford, CT 06437

Monday
6:00 am – 6:30 pm
Tuesday
7:00 am – 6:30 pm
Wednesday
6:00 am – 6:30 pm
Thursday
7:00 am – 6:30 pm
Friday
6:00 am – 6:30 pm
Saturday
9:00 am – 10:00 am
Sunday
9:00 am – 10:00 am