🏋️ Official Rankings
10 Best Gyms in Fontana, CA (October 2026)
We compared 10 gyms serving Fontana and San Bernardino County, California, and ranked the top providers by verified reviews, ratings, and local reputation — 829 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by New Mind New Body Fitness. Updated for October 2026.
- Gyms ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 829
- Area code
- 909
⭐ 5.0 · 44 reviews
16023 Baseline Ave Unit 2, Fontana, CA 92336
⭐ 4.9 · 66 reviews
10557 Juniper Ave Ste J, Fontana, CA 92337
⭐ 5.0 · 24 reviews
17525 Arrow Blvd Unit B, Fontana, CA 92335
⭐ 4.9 · 32 reviews
8242 Goldmine Ave, Fontana, CA 92335
⭐ 5.0 · 19 reviews
8460 Nuevo Ave, Fontana, CA 92335
⭐ 4.6 · 556 reviews
15556 Summit Ave, Fontana, CA 92336
⭐ 4.9 · 17 reviews
7426 Cherry Ave #160, Fontana, CA 92336
Gyms listed here serve Fontana, San Bernardino County, and nearby ZIP codes including 92331, 92334, 92335, 92336, 92337.