Est. Alameda, California
ALAMEDA
FITNESS & SPA
Alameda Fitness & Spa is where performance meets community—a full-service health club that blends professional-level training with a family-friendly, high-energy atmosphere. As the proud continuation of Mariner Square Athletic Club, we carry forward a legacy of excellence while elevating the experience with world-class amenities and programs.
From high-energy CrossFit and elite strength training to state-of-the-art cardio and mind-body classes, we offer something for every goal and every level. Recover and recharge in our pool, spa, jacuzzi, and sauna, or train alongside the best with US National tennis programs, racquetball (leagues Monday & Thursday, casual hangouts Sundays) led by a world champion, premier BJJ instruction, and a dedicated karate school.
Whether you're here to push your limits, find balance, or simply enjoy the journey, Alameda Fitness & Spa is your home for health, strength, and community.
Enter If You Dare...
Halloween is creeping into Alameda Fitness & Spa! Here's a picture of some of our staff, Mikayla, Jesse, and Logan, who helped bring it all together. Stop by and check it out... if you dare. BOO!
Membership rates increase on September 1, 2026. Take advantage of today's pricing by signing up for a Classic Commitment (12-month agreement paid monthly) or a One Year Prepaid plan and secure the current rate before the update.
#1 Best Gym in Alameda
Alameda 2025 Results
38% of voters chose Alameda Fitness & Spa as the best gym in Alameda
Top 3 of 2026 Alameda Award Winner
Recognized by BusinessRate in the Gym category — earned through authentic customer feedback on Google Reviews
Prepay 12 Months
Get 1 Month Free
Commit to your health and save. We also offer flexible month-to-month and 12-month commitment options.
Everything Under One Roof
What's Included
Free Weights
Full range of dumbbells, barbells & machines
Cardio Equipment
State-of-the-art treadmills, bikes & more
Swimming Pool
Temperature-controlled lap pool
Sauna
Dry sauna for deep relaxation
Steam Room
Therapeutic steam for recovery
Group Classes
Free with every membership
CrossFit
Dedicated CrossFit programming
Spa Amenities
Full wellness & recovery suite
Memberships & Pricing — 2026
Choose Your Plan
Month-to-month. Cancel anytime with 30-day notice.
$80 enrollment fee • First month due at sign-up. • Last month deposit due at sign-up.
— Featured Program
Don's Swim School
Located right here at Alameda Fitness & Spa, Don's Swim School offers professional swim instruction for adults ages 18 and up — from beginners to competitive swimmers.
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