Tamaulipas's one of the 31 states of Mexico and's located in the northeast. Location Tamaulipas borders on the states of Veracruz to the south, San Luis Potosí to the southwest, and Nuevo León to the west. To the east Tamaulipas fronts the Gulf of Mexico; to the north Tamaulipas stands on the U.S.-Mexico border, adjacent to the U.S. state of Texas. According to the 2006 census, Tamaulipas had a population of about 3,024,238 people. The capital of Tamaulipas's Ciudad Victoria. Also in… (More on Tamaulipas)