🏋️ Official Rankings
10 Best Gyms in Trenton, NJ (September 2026)
We compared 10 gyms serving Trenton and Mercer County, New Jersey, and ranked the top providers by verified reviews, ratings, and local reputation — 844 customer reviews in all.
The 10 listed below hold an average rating of 4.8 out of 5, led by TNL Personal Training. Updated for September 2026.
- Gyms ranked
- 10
- Average rating
- 4.8★
- Reviews analyzed
- 844
- Area code
- 609
⭐ 5.0 · 227 reviews
273 Whitehead Rd, Hamilton Township, NJ 08619
⭐ 5.0 · 166 reviews
791 W Bridge St, Morrisville, PA 19067
⭐ 4.9 · 104 reviews
2101 E State St, Hamilton Township, NJ 08619
⭐ 5.0 · 44 reviews
2695 S Broad St Suite B, Hamilton Township, NJ 08610
⭐ 4.7 · 149 reviews
2807 Brunswick Pike, Lawrence Township, NJ 08648
⭐ 5.0 · 18 reviews
1027 S Clinton Ave, Trenton, NJ 08611
⭐ 4.4 · 115 reviews
431 Pennington Ave, Trenton, NJ 08618
Gyms listed here serve Trenton, Mercer County, and nearby ZIP codes including 08601, 08602, 08603, 08604, 08605, 08606, 08607, 08608, 08609, 08610, 08611, 08618 and more.