

Boutall bought 100 acres (0.40 km 2) of former ranch land just west of North Oracle Road, and south of a narrow dirt track now called Orange Grove Road. The dry climate, her doctor told her, would relieve her bronchial troubles. Leonie Boutall, who relocated to Arizona from Tennessee, decided to build a guest ranch in the early 1930s. Some larger residential estates continue to maintain the remaining citrus groves and orchards nearly a century later. Over the years, Reid sold parcels of land for home sites, and in 1950 he sold the last of his land. Reid planted more than 200 acres (0.81 km 2) of citrus trees and date palms, that would become the heart of Tucson's citrus industry. In the late 1920s Reid bought a 1,500 acres (6.1 km 2) former ranch, bounded by North Oracle Road to the east, Orange Grove Road to the south, Ina Road to the north, and North La Cholla Boulevard to the west. Reid, who came to Tucson in 1923 seeking a "walking cure" for tuberculosis. One of the first individuals to build a home in the area was Maurice L. Cattle ranches dominated the Casas Adobes area until the 1920s, when Tucson had grown far enough north and the advent of the automobile made the area more easily accessible.

The area bordering the Cañada del Oro in the north, and the Rillito River in the south was primarily inhabited and utilized by cattle ranchers. Though Casas Adobes is an unincorporated community, it is older than both the towns of Oro Valley and Marana.

District Court for Arizona, John Roll, and five other people on January 8, 2011, took place at a Safeway supermarket in Casas Adobes. The attempted assassination of Representative Gabby Giffords, and the murders of chief judge for the U.S. Casas Adobes is situated south and southwest of the town of Oro Valley, and west of the community of Catalina Foothills. The population was 66,795 at the 2010 census. Moorish garden detail, Tohono Chul Park, Casas AdobesĬasas Adobes ( Spanish: " Adobe Houses") is an unincorporated community and census-designated place (CDP) located in the northern metropolitan area of Tucson, Arizona (in Pima County).
