🏋️ Official Rankings
10 Best Gyms in Portsmouth, NH (June 2026)
The highest-rated gyms in Portsmouth based on verified reviews, ratings, and local reputation.
#1
On Target Fitness
⭐ 5.0 · 205 reviews
4 Cutts St Unit 2, Portsmouth, NH 03801
#2
F45 Training Portsmouth
⭐ 5.0 · 189 reviews
360 US-1 BYP, Portsmouth, NH 03801
#3
Barre & Soul — Portsmouth
⭐ 5.0 · 84 reviews
738 Islington St Unit A3, Portsmouth, NH 03801
#4
Fitness Together
⭐ 5.0 · 68 reviews
767 Islington St Ste 1B, Portsmouth, NH 03801
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#7
Studio One Portsmouth
⭐ 4.8 · 73 reviews
125 Brewery Ln, Portsmouth, NH 03801
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#10
Grizzly Weightlifting
⭐ 5.0 · 14 reviews
33 Emery St #001, Portsmouth, NH 03801