Fitness at the J

#GetFit at the J. From the largest fitness center on Mercer Island to our various courts to our large selection of fitness classes, our fitness staff can help you find the best way to #GetFit.

Group Fitness + Classes

#GetFit with our group fitness classes this summer! We have 37 classes with a class every day of the week. There is something for everyone at the J this summer at the J.