The Tucson Mountains Association serves residents in both the eastern and western foothills of the Tucson Mountains, from Twin Peaks Road to the north, Sandario Road to the west, Valencia Road to the south, and the Santa Cruz River to the east. This diverse region encompasses the Saguaro National Park, Tucson Mountain Park, Sweetwater Preserve, and Golden Gate Butte. It also includes neighborhoods such as Picture Rocks, Tucson Estates, Drexel Heights, and portions of the southwest Tucson metro area. Together, these landscapes blend natural desert beauty, cultural heritage, and residential communities, united by a shared interest in preserving the character and vitality of the Tucson Mountain region.