Rosita, TX has a population of 2,556 and is the 9,718th largest city in the United States. The population density is 325 per sq mi which is 188% higher than the Texas average and 259% higher than the national average. The median age in Rosita is 23 which is approximately 34% lower than the Texas average of 34. In Rosita, 54% of the population over 15 years of age are married, 10% speak English and 81% speak Spanish. 57% of Rosita residents were born in Texas, 12% were born out of state, 2% were born outside of the United States and 30% were foreign born.