Rillito, AZ

Rillito is a census-designated place in Pima County, Arizona, surrounded by the town of Marana. It has had a post office since the 1920s, and Arizona Portland Cement is a major local business. That industrial presence gives Rillito a more specific identity than many small CDPs. It sits in the Tucson area's northwest orbit, with Marana schools, desert surr...