Cross Plains, TX has a population of 1,262 and is the 13,722nd largest city in the United States. The population density is 1,052 per sq mi which is 985% higher than the Texas average and 1061% higher than the national average. The median age in Cross Plains is 30 which is approximately 13% lower than the Texas average of 34. In Cross Plains, 57% of the population over 15 years of age are married, 95% speak English and 5% speak Spanish. 80% of Cross Plains residents were born in Texas, 15% were born out of state, 0% were born outside of the United States and 5% were foreign born.