Olmito and Olmito, TX has a population of 163 and is the 25,325th largest city in the United States. The population density is 5,842 per sq mi which is 5926% higher than the Texas average and 6348% higher than the national average. The median age in Olmito and Olmito is 17 which is approximately 50% lower than the Texas average of 34. In Olmito and Olmito, 78% of the population over 15 years of age are married, 0% speak English and 100% speak Spanish. 70% of Olmito and Olmito residents were born in Texas, 0% were born out of state, 0% were born outside of the United States and 30% were foreign born.