🏋️ Official Rankings
10 Best Gyms in Saint Peters, MO (September 2026)
We compared 10 gyms serving Saint Peters and Saint Charles County, Missouri, and ranked the top providers by verified reviews, ratings, and local reputation — 743 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Freedom Fitness Cottleville. Updated for September 2026.
- Gyms ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 743
- Area codes
- 636, 314
⭐ 5.0 · 159 reviews
5991 Mid Rivers Mall Dr, St Peters, MO 63304
⭐ 4.9 · 138 reviews
7112 Mexico Rd, St Peters, MO 63376
⭐ 4.9 · 84 reviews
929 Jungermann Rd, St Peters, MO 63376
⭐ 4.9 · 62 reviews
16 Plaza 94, St Peters, MO 63376
⭐ 4.8 · 52 reviews
6035 Mid Rivers Mall Dr, St Peters, MO 63304
⭐ 5.0 · 18 reviews
2001 Trade Center Dr, St Peters, MO 63376
⭐ 4.7 · 57 reviews
248 Mid Rivers Center, St Peters, MO 63376
⭐ 5.0 · 14 reviews
5252 Mexico Rd, St Peters, MO 63376
Gyms listed here serve Saint Peters, Saint Charles County, and nearby ZIP codes including 63376.