Alto Bonito Heights, TX has a population of 107 and is the 26,757th largest city in the United States. The population density is 2,079 per sq mi which is 2045% higher than the Texas average and 2195% higher than the national average. The median age in Alto Bonito Heights is 40 which is approximately 17% higher than the Texas average of 34. In Alto Bonito Heights, 54% of the population over 15 years of age are married, 0% speak English and 100% speak Spanish. 72% of Alto Bonito Heights residents were born in Texas, 0% were born out of state, 0% were born outside of the United States and 28% were foreign born.