Welcome home to Sun Valley, Apache Junction AZ, a resort-style 55+ pet-free community with small-town charm. Friendly neighbors and spectacular views of the Superstition Mountains are the highlights of Sun Valley. Come experience this vacation-style retirement community with a hometown atmosphere in Apache Junction, Arizona. At Sun Valley retirement community, the fun never ends. Live like you are on vacation all year long, with outstanding amenities and countless possibilities for fun. Here, you can live the dream lifestyle that you deserve, with everything you could want right outside your front door.