Texas (Wikipedia) Texas (/ˈtɛksəs/, also locally /ˈtɛksɪz/; Spanish: Texas, Tejas) is a state in the South Central region of the United States. At 268,596 square miles (695,660 km2), and with more than 30 million residents in 2023, it is the second-largest U.S. state by both area (after Alaska/) and population (after California/). Texas shares borders with the states of Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the west, and the Mexican states of Chihuahua, Coahuila, Nuevo León, and Tamaulipas to the south and southwest; and has a coastline with the Gulf of Mexico to the southeast.