How many gyms and fitness studios are there within 1 km of Union Square?
17 gyms and fitness studios within 1 km of Union Square, 5.4 per km². There is room for a gym that does better than the 4.2★ average here.
Union Square, San Francisco · scanned 13 October 2026 · the 4th most crowded of 10 areas mapped in San Francisco
Within 1 km
17
gyms and fitness studios
Per km²
5.4
moderate competition
With 10+ reviews
14
enough to judge a rating
Established
7
100 or more reviews
Average rating
4.2★
places with 10+ reviews
Median reviews
71
per gym
Every gym in the circle
Measured within 1 km of the centre: LOW under 5, MODERATE 5–15, HIGH 15–40, INTENSE over 40 places per km².
Rating spread
How the 17 gyms and fitness studios here are rated. Places with fewer than 10 reviews are counted apart.
- 4.5 and up5 (29%)
- 4.0 to 4.43 (18%)
- 3.5 to 3.95 (29%)
- Below 3.51 (6%)
- Under 10 reviews3 (18%)
Top rated
Highest rating among places with at least 50 reviews.
| Name | Rating | Reviews | Distance |
|---|---|---|---|
| The Bar Method San Francisco - FIDI | 5.0★ | 100 | 610 m |
| BODYROK FiDi Studio | 4.7★ | 142 | 710 m |
| Hot 8 Yoga | 4.6★ | 115 | 300 m |
| Live Fit Gym • Nob Hill | 4.4★ | 87 | 790 m |
| 24 Hour Fitness | 4.1★ | 497 | 460 m |
| Equinox Pine Street | 3.9★ | 132 | 670 m |
| Live Fit Gym • Fairmont | 3.9★ | 71 | 580 m |
| Equinox Beale Street | 3.6★ | 61 | 980 m |
| Planet Fitness | 3.5★ | 731 | 300 m |
| Crunch Fitness | 3.4★ | 228 | 830 m |
Most reviewed
The places customers here write about most.
| Name | Rating | Reviews | Distance |
|---|---|---|---|
| Planet Fitness | 3.5★ | 731 | 300 m |
| 24 Hour Fitness | 4.1★ | 497 | 460 m |
| Crunch Fitness | 3.4★ | 228 | 830 m |
| BODYROK FiDi Studio | 4.7★ | 142 | 710 m |
| Equinox Pine Street | 3.9★ | 132 | 670 m |
Chains
No brand has two or more outlets within 1 km of Union Square.
Check competition at your exact address — free
These numbers are for the centre of Union Square. Drop a pin on your street instead and see every competitor around it on a map, with ratings and review counts. The scan is free with an account.
Questions
How many gyms and fitness studios are there in Union Square?
17 within 1 km of the centre of Union Square, San Francisco, counted on 13 October 2026. That is 5.4 per km², which we rate moderate competition. It is the 4th most crowded of the 10 San Francisco areas we mapped.
Is Union Square a good place to open a gym?
MODERATE competition: 17 gyms and fitness studios within 1 km of Union Square, 5.4 per km². There is room for a gym that does better than the 4.2★ average here. The numbers here are for the area centre; a free scan shows every competitor on a map around your exact address.
What is the average rating of gyms and fitness studios in Union Square?
4.2 out of 5, across the 14 with at least 10 reviews. 5 are rated 4.5 or higher. The typical gym here has 71 reviews.
Which gyms and fitness studios in Union Square are rated highest?
Among places with at least 50 reviews: The Bar Method San Francisco - FIDI (5.0, 100 reviews), BODYROK FiDi Studio (4.7, 142 reviews), Hot 8 Yoga (4.6, 115 reviews).
How was this counted?
We scanned a 1 km circle around the centre of Union Square on 13 October 2026 and counted every gym on the map inside it. Places missing from the map or opened since are not counted, so treat the numbers as a floor. Average rating only counts places with 10 or more reviews.