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Become the Best Version of Yourself at 303 Training Center

Our Commitment to Helping You Reach Your Goals

At 303 Training Center, we are committed to helping you become the best version of yourself. Our family-owned and run facility has been offering world-class Jiu Jitsu and fitness classes since 2010. Whether you are looking for Jiu Jitsu, Muay Thai, Kickboxing, boxing or just a great way to stay in shape, our classes and instructors will help you build your self-confidence, fitness level and learn new skills.

No Contracts and Free Sessions

Hey Denver! When you join us, you won't be tied down with contracts or signing fees. We offer free sessions to anyone interested, so you can get a feel for our facility and classes before committing. Our facility is located in Westminster, Co. and it has the largest schedule in the state.

​Different Styles and Diverse Environment

We offer different styles including Jiu- jiu Jitsu, wrestling and kickboxing. We also have amazing teen classes that focus on building self-confidence, discipline and respect. At 303 Training Center, you will learn the “Gentle Art” of Jiu Jitsu, which is one of the fastest growing sports in the world and especially Denver!

Experienced Instructors and Fun Learning Environment

Our instructors follow a srict 303 code of respect and are here to serve you. They are experienced and knowledgeable, and they will provide you with a clear understanding of the most effective martial art. We also foster a fun and friendly learning environment, where you can learn and grow with our team members. Join us today and experience the world of martial arts at our beautiful facility!


Get in the Best Shape of Your Life at 303 Training Center


Learn Jiu Jitsu and Self Defense with Our Team of Experienced Instructors


Best Brazilian Jiu Jitsu Academy In or Near Denver

At 303 Training Center, we offer the best BJJ in Colorado with no contracts. Our experienced instructors will teach you the gentle art, providing you with a clear understanding of the techniques and strategies used. We offer classes for all ages, from beginner to advanced levels, and our amazing teen program will help to build self-confidence and self-discipline. This is the best and most affordable of all the kids BJJ schools in or around the Denver area!

Muay Thai, MMA & Kickboxing

Our Kickboxing classes are perfect for those looking to get in the best shape of their life. Our classes are tailored to your individual fitness level, and our experienced instructors will teach you the techniques and strategies used in these martial arts. You will learn new skills and have fun while getting into the best shape of your life.

Largest Schedule

We have the largest schedule in Colorado, so you can find the perfect training time to fit your schedule. Our classes are designed to suit all levels, from beginner to advanced, so no matter what your skill level, you can find a session that fits your needs. We provide jujitsu partners and open mats, so you can practice and hone your skills in a safe and friendly environment.


Best Colorado Brazilian Jiu Jitsu Academy

303 Training Center is renowned as the best BJJ school in the Denver area, with a wealth of experience spanning over 13 years. With over a dozen BJJ Black Belts, the facility is family-owned, making it a welcoming environment and perfect fit for kids and teenagers, who will find the best role models and guidance to help them develop self-confidence and refine their fitness levels.


Giant Schedule!

At 303, you'll find that the facility boasts Colorado's biggest schedule of jiu jitsu schools, and there are no contracts required when signing up. The gym offers a free trial week so that you can experience first-hand the quality of value offered. The facility is conveniently located, which means you do not have to struggle to find a jiu jitsu academy near you, as there is always a session time you can attend.


We Offer Kickboxing and Wrestling

When it comes to martial arts, 303 is not limited to Brazilian Jiu Jitsu alone. The academy also offers kickboxing classes, which are ideal for those looking to not only learn but also practice self-defense skills. There are open mat sessions, where you can train with the best team and training partners to enhance your grappling skills further.


Safe and Healthy

Besides learning new skills and different styles, train in a safe environment, the gentle art aspect of jiu jitsu teaches character development, discipline, and perseverance. It is also known as human chess because of the mental component it involves.

On the mat, students get a great place to hone and practice their wrestling and BJJ techniques while developing their problem-solving skills. Instructors provide sessions that guarantee to push students out of their comfort zone, helping them achieve their fitness championship performance goals.

Over a Dozen Resident BJJ Black Belts

The beautiful facility, backed by professional instructors who understand passion, ensures you have an enjoyable and great time while learning. 303 Training Center provides a fantastic opportunity for your kids to get moving, stay active, and learn lifelong skills. The different classes start at the basics but can be used to cover the different styles of mixed martial arts offered.


Whether you're a seasoned professional or a beginner looking to build your skill set, you'll find just the right mat to practice on. Not only can women practice, but the facility is perfect for anyone seeking to improve their overall fitness, regardless of their age or fitness level.

In summary, 303 Training Center is the best Brazilian Jiu Jitsu in Colorado, providing a safe space to learn new skills and practice self-defense techniques.









303 Training Center: The Best Brazilian Jiu Jitsu School in Colorado

Looking to learn Brazilian Jiu Jitsu in Colorado? Look no further than 303 Training Center, the best Brazilian Jiu Jitsu school in the state! Our historic school has been the go-to destination for everyone looking to hone their grappling skills and become an expert in the art of Brazilian Jiu Jitsu.


At 303 Training Center, we pride ourselves on providing the highest quality of instruction and training to our students.

Professor Tony Basile, who was handed his Black Belt from the legendary gracie family member renown Jiu Jitsu Master Carlos Gracie Jr., is renowned for his remarkable skills and expertise. With his guidance, you'll learn the most effective techniques in Brazilian Jiu Jitsu. 

Our training programs offer a lot of diversity, including Gi and No-Gi classes, MMA, and Wrestling. This variety ensures that you'll develop new skills that will allow you to become a well-rounded martial artist. Whether you're a beginner or an experienced practitioner, we have a program that will challenge you and help you grow. 

One of the most exciting things about 303 Training Center is our legacy of producing champions. Thug Rose Namajunas, who won Colorado's first UFC World Championship, trained her entire camp at 303 Training Center.

We're honored to be a part of such a rich tradition, and we're dedicated to passing on our knowledge to the next generation of martial artists.  Just as Grandmaster Helio Gracie's son, Royce Gracie, Rener Gracie and the all of Gracie Jiu Jitsu did for Brazil and the world. After all it all started with Gracie Jiu Jitsu in Brazil and is now for everyone!

Speaking of the next generation, 303 Training Center isn't just for adults – we have a thriving program for kids, too! Our teens program is the best in all of Colorado Jiu-Jitsu, with over 30 active teenagers ranging from 13 to 17.

Our program provides a safe and supportive environment for kids and helps them build discipline, focus, and self-confidence.

We're proud to say that our charity competition team for teens is also one of a kind, allowing them to participate in something much more meaningful than any other sport. 

Finally, we should mention our atmosphere – it's welcoming, inclusive, and family-friendly. We believe that Brazilian Jiu Jitsu should be accessible to everyone, regardless of their age or background. We've created an environment where you can train hard and make lifelong friendships at the same time. 


At 303 Training Center, we're proud to be the best Brazilian Jiu Jitsu school in Colorado.

Whether you're an adult looking to improve your martial arts skills or a teenager hoping to build discipline and self-confidence, we have a program that will challenge you and help you grow. Visit us today and see why 303 Training Center is the premier destination for Brazilian Jiu Jitsu, MMA Wrestling & Kickboxing in Colorado!


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