Red Rock is an unincorporated area in South-Central Pinal County, Arizona, United States, located along Interstate 10. In 2010, it had a population of 2,169. The elevation is 1,865 feet, according to the water tower. Mostly agricultural land until recent times, it is now starting to acquire some tract home communities. The area also consists of large sections of undeveloped Sonoran Desert. Picacho Peak State Park is located about six miles northwest of Red Rock.