Welcome to The Arena

Thanks for your interest in The Arena, San Diego’s top ranked gym for Combat Sports training. Over 1000 members strong, with a large number Active Military, we’re known worldwide for our high level instruction. With 170 classes a week, we’re the largest Martial Arts school in San Diego as well as the rest of the U.S.

We train Beginners to Pros in:

Each one of our Combat Sports programs are the largest in San Diego and among the biggest in the United States. Combined with our world class facility and team of outstanding coaches, our gym offers an incredible learning environment and the best overall training options available anywhere.


NO CARDIO KICKBOXING HERE. Instead, you’ll learn real skills at our school. You don’t have to fight to train here, but be ready to train like you do.

No experience? In our classes, you’ll be taught the right way from the start. Want to compete? We have everything you need to succeed. Already a fighter? We run some of the top fight camps in the world.

So if you’re looking for one of the best Boxing, Judo, Jiu Jitsu, Muay Thai, MMA, Wrestling and S & C gyms in San Diego / California / USA, you found it.


Because we believe so strongly in what we do, we offer a FREE TRIAL so people can discover what we’re all about. Just sign up for your trial on this page and then come in, even if you’re only visiting San Diego. Everyone’s welcome.