The location of Glenrio on Texas and New Mexico border led to some interesting business practices. At one point, all fuel was dispensed in Texas due to New Mexico's higher gasoline taxes. The 1930s State Line Bar and motel were built in New Mexico because Deaf Smith County, Texas, was dry at the time. The railroad station was in Texas. The local post office, built around 1935, was in New Mexico. A water tank and windmill in New Mexico were constructed around 1945.