Belong to our award-winning Bay Area health club network and experience unlimited classes, results-based training, and genuine support that inspires your best self.
The women's locker room showers and steam room @COYerbaBuena will be temporarily closed Friday, February 28th between 9am-12pm.
12 days ago
Club One at Oakland City Center is now OPEN!
We are thrilled to announce that we just received authorization from the landlord to occupy the...
Our friends @onemedical searched high and low for some of the most nutritious, delicious soup recipes. Check it out! http://t.co/1iqCRdu3Ip
12 days ago
535 Mason Street
A few short blocks from San Francisco's vibrant Union Square, Club One at Union Square features a 3-lane indoor lap pool, dedicated Pilates studio and outdoor training programs. Escape the fast paced city life or fuel up for a night on the town.
Ready to indulge in total relaxation? Make an appointment with one of our highly trained massage therapists. Or unwind after your workout in our sauna or steam room.
Download our brochure >
Our locker rooms feature carpeted floors, private locker rentals, fresh towels, and clean showers stocked with luxury toiletries. Our changing facilities and amenities are so welcoming you may have a hard time leaving when you’re done with your workout!
Get your laps in or enjoy aquatics classes... There are aquatic activities for all levels of fitness as well as seasonal special events. Whether you are rehabilitating an injury or training for your next Ironman, you’ll love our facilities.
Members and guest may reserve a swim lane up to 60 minutes and limited to 2 people per lane. Please call or drop by the club to make your reservations.
Care for your body and mind while strengthening your muscles and core. Soothe your heart and soul. Our dedicated Pilates studio and program of yoga classes let you sneak away from the world and stretch away the stresses and pains of everyday life.
Clean, bright and spacious, our group fitness studio is home to dozens of energizing classes, all offered in a fun and comfortable place to get yourself moving.
Rewarding Pilates Training
Today Through December 31st
Become part of Club One’s unique member program that tallies and rewards frequent participation in Pilates. It’s easy–every...
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Club One recently won “Best Health Club in 2012” by SF Weekly readers! These public accolades are a true testament of our exceptional members and awesome team. We owe this accomplishment to you and give you our sincerest gratitude.
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Loooooove Pilates w/ Suzette!!! Love Yoga w/ Terry!!!
I love coming to the gym because of all of the amazing people that work there, from the desk staff to the employees who always smile and are eager to help. I love my gym!
Group Fitness Director
Member Services Representative
From the Club One Fitness TV Channel