🏋️ Official Rankings
10 Best Gyms in Newton, IA (October 2026)
We compared 7 gyms serving Newton and Jasper County, Iowa, and ranked the top providers by verified reviews, ratings, and local reputation — 708 customer reviews in all.
The 7 listed below hold an average rating of 4.2 out of 5, led by Herbalife- 1st Ave Nutrition. Updated for October 2026.
- Gyms ranked
- 7
- Average rating
- 4.2★
- Reviews analyzed
- 708
- Area code
- 641
#1
#2
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#5
⭐ 4.4 · 44 reviews
1701 S 8th Ave E, Newton, IA 50208
#6
⭐ 4.1 · 68 reviews
114 E 3rd St N, Newton, IA 50208
#7
Gyms listed here serve Newton, Jasper County, and nearby ZIP codes including 50208.