J-Six Ranchettes is an unincorporated community and census-designated place (CDP) in Pima County, Arizona, United States. It is bordered to the east by Cochise County and is located along Interstate 10, 9 mi west of Benson and 38 mi southeast of Tucson. It was first listed as a CDP prior to the 2020 census. It overlaps completely or primarily with the CDP Pima County Two (Pimaco Two).