Valle Vista, TX has a population of 619 and is the 18,256th largest city in the United States. The population density is 7,730 per sq mi which is 7874% higher than the Texas average and 8432% higher than the national average. The median age in Valle Vista is 34 which is approximately 1% lower than the Texas average of 34. In Valle Vista, 21% of the population over 15 years of age are married, 0% speak English and 100% speak Spanish. 42% of Valle Vista residents were born in Texas, 2% were born out of state, 0% were born outside of the United States and 56% were foreign born.