Underground Fitness & Self Defense

Discover personalized martial arts and self-defense training at our Montessori-style dojo in Jacksonville, FL. Serving Mandarin, Deerwood, Arlington, Westside/NAS, and Del Rio, we offer karate lessons for children ages 3 and up, self-defense classes, womens self-defense, karate for adults, and mixed martial arts. Our unique approach empowers students to grow at their own pace in a safe, supportive environment. Whether you're searching for karate near me or self defense classes in Jacksonville, we provide expert instruction for all ages and skill levels. Join us today to build confidence, fitness, and real-world protection.