This study evaluates the anthropometry, fitness, and karate performance of schoolboys. The sample comprises an experimental group (n = 15) and a control group(n = 15). Eight weeks of strength and karate training were given to the experimental group and only karate training to the control group. The study measures were eight skinfolds, nine girths, body mass, hand grip strength, agility, flexibility, leg strength, balance, speed, sit-ups, push-ups, and half squats. The statistical analysis of the repeated measures ANOVA reveals that the experimental group was significantly higher than the control group after eight weeks of strength training in agility, flexibility, speed, vertical jump, sit-ups, push-ups, and half squats. Finally, it is concluded that strength and karate training are suitable for reducing fats and increasing the physical fitness of school children. It is suggested that the school administration adopt strength and karate training programs to improve physical fitness and body composition.