These luxury condos in Las Vegas, New York and Palm Beach let you go for a swim long after summer’s end.

3550 South Ocean
South Palm Beach, Florida
3 bedrooms, 3.5 bathrooms

The rooftop plunge pool in this 2,823-square-foot penthouse under construction hugs a 42-inch-tall glass parapet overlooking the ocean, and has 16 hydrotherapy jets. The condo features an elevator to the roof. The 30-unit, seven-story building by DDG also has private beach access, electric-vehicle charging, a beachfront saltwater swimming pool and sun terrace, a fitness studio, and on-site surfboard and paddleboard storage.