Texas's 13th congressional district

Texas District 13 of the United States House of Representatives is a Congressional District of the U.S. state of Texas that includes most of the Texas Panhandle, parts of Texoma and northeastern parts of North Texas. It winds across the Panhandle into the South Plains, then runs east across the Red River Valley. Covering over 40000sqmi, it is the second-largest district geographically in Texas and larger in area than thirteen entire states. The principal cities in the district are Amarillo and Wichita Falls. The current Representative is Republican Mac Thornberry.According to the Cook Partisan Voting Index, it is the most Republican district in the country (R+33). This district, however, has not always been strongly Republican. As late as 1976, Jimmy Carter won 33 of the 44 counties in this district, getting 60-70% in many of them.In 2012, this was President Barack Obama's lowest percentage of the vote in a congressional district. He received 18.5% of the vote. In 2016, this was also Hillary Clinton's lowest percentage of the vote in a congressional district. She received an even lower percentage than President Obama in 2012, receiving only 16.9% of the vote compared to Donald Trump's 79.9%.