Voted Best Spa by Milwaukee Magazine, the OSpa is one of longest running spas in Wisconsin and with over 17,000 square feet, the 7th largest in state.
An oasis in Oconomowoc, the OSpa features Relaxing Massages, Rejuvenating Facials, Heavenly Body Treatments, and Luxurious Hand and Nail Services. As our Guest, you'll enjoy an Adults Only environment, Sauna, Steam and Eucalyptus Rooms, Whirlpool Tubs, Indoor / Outdoor Pool Areas, Tanning Services, and state-of-the-art Strength Training Equipment, Free Weights, Cardio Machines, and Movement Classes.