🏋️ Official Rankings

10 Best Gyms in Silicon Valley, CA (September 2026)

We compared 10 gyms serving Silicon Valley, California, and ranked the top providers by verified reviews, ratings, and local reputation — 1,636 customer reviews in all.

The 10 listed below hold an average rating of 4.8 out of 5, led by Transform Fitness Studio - Mountain View. Updated for September 2026.

Gyms ranked: 10
Average rating: 4.8★
Reviews analyzed: 1,636
Area codes: 408, 650

Transform Fitness Studio - Mountain View

⭐ 4.9 · 590 reviews

319 Castro St, Mountain View, CA 94041

Visit Website →+1650-584-3465

Functional Lifestyles

⭐ 4.9 · 125 reviews

624 W El Camino Real, Mountain View, CA 94041

Visit Website →+1408-510-9240

Silicon Valley Athletics - Personal Trainers Sunnyvale

⭐ 4.9 · 109 reviews

725 San Aleso Ave #2, Sunnyvale, CA 94085

Visit Website →+1408-469-9405

NCFIT Mountain View

⭐ 4.9 · 109 reviews

112 N Rengstorff Ave, Mountain View, CA 94043

Visit Website →+1650-224-3582

Eternal Strength Gym

⭐ 5.0 · 31 reviews

1707 Lafayette St, Santa Clara, CA 95050

Visit Website →+1408-206-8083

Ironwill Fitness

⭐ 4.9 · 35 reviews

477 N Mathilda Ave, Sunnyvale, CA 94085

Visit Website →+1408-390-0844

Moffett Towers Club

⭐ 4.7 · 199 reviews

1080 Enterprise Way, Sunnyvale, CA 94089

Visit Website →+1408-419-4730

Quinn Strength and Conditioning

⭐ 5.0 · 18 reviews

1491 Bonita Ave, Mountain View, CA 94040

Visit Website →+1408-828-0946

El Camino YMCA

⭐ 4.6 · 333 reviews

2400 Grant Rd, Mountain View, CA 94040

Visit Website →+1650-969-9622

#10

Snap Fitness Los Altos

⭐ 4.6 · 87 reviews

955 Fremont Ave, Los Altos, CA 94024

Visit Website →+1650-948-5500