Texarkana, Texas is a municipal designation in Bowie County, Texas, United States which forms the western half of Texarkana. It is separated from Texarkana, Arkansas, by State Line Avenue. It is one of two co-principal cities of the Texarkana, Texas - Texarkana, Arkansas Metropolitan Statistical Area, which encompasses all of Bowie County, Texas, and Miller County, Arkansas The population of Texarkana, Texas is 35,699. According to the United States Census Bureau, the city has a total area of 66.6 km² (25.7 mi²). 66.4 km² (25.6 mi²) of it is land and 0.3 km² (0.1 mi²) of it (0.39%) is water.

As of the census of 2000, there were 64,214 people, 13,569 households, and 8,941 families residing in the city. The population density was 524.0/km² (1,357.3/mi²). There were 15,105 housing units at an average density of 227.5/km² (589.4/mi²). The racial makeup of the city was 59.18% White, 37.05% African American, 0.34% Native American, 0.73% Asian, 0.05% Pacific Islander, 1.43% from other races and 1.22% from two or more races. Hispanic or Latino of any race were 2.91% of the population.