CrossFit One World

Whether you’re a fitness novice or a competition-bound athlete, CrossFit One World offers comprehensive fitness, mind body, and self defense programs in one place. Our expert trainers will guide you in a safe, fun, and supportive setting, tailor your workouts to your unique goals, and teach proper techniques in your chosen classes.

CrossFit One World is conveniently located in the heart of the Bay Area. Serving Union City – Hayward – Fremont – Newark & more!

★ ★ ★ ★ ★

5.0 from 30+ reviews

Classes Offered

Come Visit Us Today

yelp
I have been a member of CFOW for over a year, and I have had such great and rewarding experience with this fitness community. Our Head Coach and Assistant
yelp
My friend invited me to work out with her, and ever since I’ve been back attending the bootcamp class. It’s a workout that’ll make you sweat like you’ve
yelp
I’ll start out by saying I never liked going to the gym. And any gym that has the word “crossfit” in it was always intimidating to me. But my husband
google
Absolutely outstanding experience. I started here over 10 years ago then moved out of state for a while. Came back late 2023 and the atmosphere was exactly what I remembered and why I came back. Extremely challenging program, the trainers clearly put in a lot of work and thought into the workouts and again, there’s just something about that box. Feels like family. Everyone helps everyone, there’s no ego, no negative vibes. I’ve seen the transformation in some of the newbies and its just insane, including myself. If you’re looking to get in shape, and you’re looking for a home away from home, you will not be disappointed!
google
Absolutely outstanding experience. I started here over 10 years ago then moved out of state for a while. Came back late 2023 and the atmosphere was exactly what I remembered and why I came back. Extremely challenging program, the trainers clearly put in a lot of work and thought into the workouts and again, there’s just something about that box. Feels like family. Everyone helps everyone, there’s no ego, no negative vibes. I’ve seen the transformation in some of the newbies and its just insane, including myself. If you’re looking to get in shape, and you’re looking for a home away from home, you will not be disappointed!