 On June 16, 1936, SH 208 extended north to Colorado City.The section from Robert Lee to Colorado City was dropped on March 26, 1942, but was reinstated on April 23, 1947, when it replaced RM 18.On February 23, 1956, the route was extended farther north to Snyder, replacing part of SH 101, and was signed (but not designated) to Spur along FM 1231 and FM 948.