U.S. Highway 85 or US 85 is a route in the system of United States Numbered Highways maintained by the Texas Department of Transportation (TxDOT). The Texas portion of US 85 is located entirely within El Paso County beginning at the U.S.-Mexico border between the city of El Paso and Ciudad Juárez, Chihuahua. The approximately route briefly overlays US 62 in downtown El Paso, then traverses north along the city's west side before merging with the combined route of Interstate 10 and US 180. The route then follows I-10 and US 180 through the towns of Vinton and Anthony before crossing the New Mexico state line into the town of Anthony, New Mexico, in Doña Ana County.