Zumba typically burns 400–600 calories per hour for most adults, though the exact amount depends on body weight, intensity level, and individual fitness. A person weighing 155 pounds (70 kg) burns roughly 450 calories in an hour of moderate-paced Zumba, while someone heavier may burn more and someone lighter may burn fewer. High-intensity Zumba sessions can push calorie expenditure toward 600+ calories per hour.
The variability comes from several factors: how vigorously you dance (staying engaged versus leisurely moving), your metabolism, muscle mass, and how much you weigh. Since Zumba involves continuous dancing with interval-style bursts of faster and slower movements, it's classified as moderate-to-high-intensity cardio exercise.
For perspective, this makes Zumba comparable to jogging or other aerobic group fitness classes. The dancing format often keeps people engaged longer than steady-state cardio, which can lead to greater total calorie burn during a session. Individual fitness trackers and heart rate monitors provide more personalized estimates based on your own heart rate data during the workout.