Magnuson Athletic Club offers the best Group Fitness classes in Seattle. Our classes are strategically engineered to get the most out of your workout – maximizing your time at the gym to achieve the best results. We offer a variety of free group classes that will challenge you both physically and mentally. Over 70 classes are offered on a weekly basis with a variety of different formats, including cardio, cycling, mind and body, and strength training, there’s an option for everyone. Our nationally-certified instructors will motivate and inspire you to reach your goals.