Fountain Hills is a town in Maricopa County, Arizona, United States. Known for its impressive fountain, once the tallest in the world, it borders on the Fort McDowell Yavapai Nation, Salt River Pima-Maricopa Indian Community, and Scottsdale, Arizona. The population is 22,489, as of the 2010 census. Between the 1990 and 2000 censuses it was the eighth fastest-growing place among cities and towns in Arizona.HistoryFountain Hills was developed by C. V. Wood, president of McCulloch Oil, and was named after the towering man-made fountain in the center of town. It was incorporated in 1989.GeographyAccording to the United States Census Bureau, the town has a total area of 18.2sqmi, of which 18.1sqmi is land and 0.1sqmi is water.To the east of the town is the Verde River, a tributary to the Salt River. Inside the town there are many washes that run through Fountain Hills into the Verde River. Some of these washes include the Ashbrook, Balboa, Legend, and Colony Washes. During times of rain the washes flood with water and can sometimes block roads with their water.
