The Sheraton Phoenix Downtown is a hotel located at 340 N 3rd St, Phoenix, Arizona, United States. Sheraton Phoenix Downtown, ... the largest hotel in Arizona with 1,003 guestrooms, boasts an urban oasis offering guests a 4,500-square-foot outdoor pool and sundeck with an adjacent rooftop herb garden. The hotel provides more than 100,000 square feet of meeting space as well as a unique restaurant venue. Located in the core of Downtown Phoenix and just one block from Phoenix Convention Center, Herberger Theater, a variety of restaurants, shops and more. read more