South Mountain Park/Preserve is a water park in Phoenix, Arizona, offering fun aquatic experiences for the whole family. This page covers South Mountain Park/Preserve tickets, current prices, opening hours, and what visitors are saying. Searching for a waterpark near you in Phoenix, Arizona? South Mountain Park/Preserve is one of the closest local options for families and visitors looking to cool off during the warmer months. Visitors rate South Mountain Park/Preserve 3.2 out of 5 stars based on 5 reviews. Guests frequently highlight Well-maintained facilities, Nice neighborhood, Variety of amenities including splash pad and duck pond as standout aspects of the experience. Splash pad, duck pond, large play area For the best experience, plan your visit during Saturday mornings to avoid the busiest periods. Visit during off-peak hours for a quieter experience, supervise children closely, and be prepared for some areas needing maintenance.