Ranch Road 1 is a 6.587-mile state road in Gillespie and Blanco counties, in the central region of Texas, United States. It begins at U.S. Route 290 in Stonewall, running along the Pedernales River th
Route sign for Ranch Road 1, September 2005. (Despite RR 1 not being a Ranch to Market Road, it is still signed with the Texas Ranch to Market Road 1 shield.)