🏋️ Official Rankings
10 Best Gyms in Olathe, KS (September 2026)
We compared 10 gyms serving Olathe and Johnson County, Kansas, and ranked the top providers by verified reviews, ratings, and local reputation — 2,134 customer reviews in all.
The 10 listed below hold an average rating of 4.8 out of 5, led by The Foundation Olathe 24hr Gym. Updated for September 2026.
- Gyms ranked
- 10
- Average rating
- 4.8★
- Reviews analyzed
- 2,134
- Area code
- 913
#1
The Foundation Olathe 24hr Gym
⭐ 4.9 · 538 reviews
15274 W 119th St, Olathe, KS 66062
#2
#3
Grace Fitness LLC
⭐ 5.0 · 48 reviews
13849 S Mur-Len Rd Ste H, Olathe, KS 66062
#4
#5
Kansas Built Fitness
⭐ 4.9 · 46 reviews
15150 S Keeler St A, Olathe, KS 66062
#6
#7
CrossFit On Track
⭐ 4.8 · 42 reviews
15140 S Keeler St A, Olathe, KS 66062
#8
#9
#10
Gyms listed here serve Olathe, Johnson County, and nearby ZIP codes including 66051, 66061, 66062, 66063.