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303 Training Center (Westminster Brazilian JIU Jitsu)
“The kids classes progress in a way that kids stay engaged and learn while having fun.”
Best Self-Defense Classes near Westminster, CO
2 of these schools are based in Westminster; the others serve Westminster from towns including Broomfield (5 mi), Denver (13 mi) and Wheat Ridge (8 mi).
14 open weekends · all 15 rated 4.5+
Data verified October 18, 2026
Synergy Martial Arts & Fitness
“The instructors are awesome and we always look forward to our next lesson.”
10th Planet Jiu Jitsu Denver
“The very challenging learning curve combined with this interactive review and testing process, is part of what makes the "gameplay loop" of bjj so compelling and deep.”
Rocky Mountain Sports Club
“Unlike most fitness business, Nina and her family have created a truly safe space for clients while focusing on giving back to the community with a number of targeted and focused events.”
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Jubera Brazilian Jiu-Jitsu
“I couldn't be more pleased with this gym, it's always a pleasure to come in and roll with everyone, and I'm glad I made the decision to join up; I wouldn't hesitate to recommend this gym to anyone and everyone.”
Colorado Krav Maga Broomfield
“Everything is well run from the structures, the class offerings, the app, the online training content, the social aspect.”
Short self-defense courses listed for Westminster, CO are spread across the 15 cards on this page. Who each course is aimed at, where it runs and how often it repeats comes from the school itself, with ratings drawn from public reviews.
Area overview: Westminster, CO
The 15 schools on this page are rated from 4.8 to 5.0 across 1,132 reviews; 10 have 50 or more reviews. When students and parents rate these schools on specific qualities, they most often praise quality (94%), professionalism (89%) and value (68%). The topics that come up most in reviews of the schools on this page are "atmosphere", "community" and "confidence". 13 are open on Saturdays and 5 on Sundays. 1 has a BBB rating of A or A+. Domain records put 10 websites of the schools on this page at ten or more years old; the oldest dates from 2003. 6 list coupons or special offers. We have a website on file for all 15 of the schools on this page; 10 publish a contact page; 9 list a public email and 12 take bookings online. We count these figures across the schools on this page; distances are straight-line, and hours and prices change, so confirm the details with the school before you enroll.
Do the schools on this page travel out to Westminster?
Many do. 2 of the 15 listed here sit in Westminster and the others are within 15 mi, which matters less in this category because the instructor usually comes to your room. Ask about travel before you rule out a school on the address alone.
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Mile High Gracie Jiu-Jitsu
“The Owner/Lead instructor Matt is very friendly and has a true desire to teach and better the sport.”
Dark Horse Combat Club
“The kids class has given my 6yr old her first goals, the character development aspect was not expected, and the other kids no matter what size are so helpful.”
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Vital Training Systems
“Starting from the bottom, they taught me all I needed to know to get started and continue to this day to educate and encourage me to be my best, both in the gym and in my personal life as well.”
Pai Lum White Dragon Martial Arts
“He is fabulous with the kids - allowing them to be kids, yet teaching them, in a very age appropriate way, the discipline and respect of Kung Fu and everything it stands for.”
Gracie Barra Flatirons
“The owners are very kind and there is a great community of people here.”
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The Academy of Brazilian Jiu Jitsu Arvada
“I like that the academy both family friendly as well as being conducive to preparing for a tournament.”
Denver Judo
“I'm a seasoned Judoka and I definitely trusted this team to initiate my kids in the Way of Gentleness!”
Imperial Jiujitsu & Kickboxing
“Friendly and non-judgmental atmosphere making it a great place for anyone from a beginner to expert level to train and learn!”
Tri-Town Brazilian Jiu Jitsu
“I've been to other gyms where I didn't always feel comfortable or safe training, but that's not a problem at Tri-town.”
Why these companies made our list
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