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The 10 Best CrossFit Gyms in San Francisco (2026)
In a city where small studios and larger boxes sit block-to-block, CrossFit is a common choice for people wanting coached, strength‑and‑conditioning workouts. This ranking is built from Google reviews and review counts, then weighted into a Bayesian score to balance rating and volume; the list was updated for 2026. We used actual Google data so the pick reflects both high average scores and substantial review totals rather than hype. Read on for the ten CrossFit gyms that rose to the top in San Francisco and a brief note on why each made the cut.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
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Hit Fit SF
Hit Fit SF tops our list because it pairs a perfect 5.0 Google rating with the largest review total among San Francisco CrossFit gyms — 329 reviews — giving it strong Bayesian weight. Listed as a Gym on Google, its combination of a flawless average and high review volume pushes it above other five-star boxes with fewer opinions. That balance of score and scale is why it comes out on top in our 2026 ranking.
The full ranking
CrossFit 7×7
CrossFit 7×7 has a 5.0 rating from 322 Google reviews and appears under the Gym category on Google.
322 reviews
CrossFit Potrero Hill
CrossFit Potrero Hill carries a 5.0 Google rating across 127 reviews, and as the name indicates it’s associated with Potrero Hill; Google classifies it as a Gym.
127 reviews
Project 13 Gyms
Project 13 Gyms is rated 5.0 on Google with 100 reviews and is listed as a Fitness center.
100 reviews
CrossFit South Park
CrossFit South Park posts a 5.0 rating from 67 Google reviewers and uses South Park in its name; Google categorizes it as a Gym.
67 reviews
Strong Friends Gym
With 54 reviews, Strong Friends Gym maintains a 5.0 Google rating and is filed under the Gym category.
54 reviews
Flagship – Mission Bay
Flagship – Mission Bay is rated 5.0 on Google based on 41 reviews; its name indicates Mission Bay and Google lists it as a Gym.
41 reviews
Uplift Barbell
Uplift Barbell carries a 5.0 score on Google from 35 reviews and is categorized as a Gym.
35 reviews
CrossFit Golden Gate
CrossFit Golden Gate holds a 4.9 Google rating from 204 reviews and appears in Google’s Gym category.
204 reviews
LuxFit Mission Rock
LuxFit Mission Rock is rated 4.9 on Google with 140 reviews; listed as a Fitness center, its name references Mission Rock.
140 reviews
Frequently asked questions
How should I choose a CrossFit gym in San Francisco?
Look at a mix of factors: average rating and number of reviews, class schedules, coach-to-athlete ratio, and whether the gym’s coaching style matches your goals. Visit for a trial class if possible and evaluate how comfortable you feel with the programming and community.
What does a CrossFit membership typically cost?
Price varies widely depending on location, class frequency, and whether you want unlimited classes or a limited plan. Expect different tiers and ask each gym about trial options, drop-in fees, and what’s included before you commit.
What should I check before signing up for a membership?
Confirm coach credentials, class sizes, safety protocols, and equipment condition, and observe a class to judge coaching style and group dynamics. Also ask about cancellation terms, guest policies, and whether there are onboarding or fundamentals sessions for new members.
How is this ranking built and updated?
This list uses Google ratings and review counts from each gym, combined into a Bayesian-weighted score that balances average rating with review volume. The data were checked and the ranking updated for 2026 to reflect current Google listings.