Porter Heights, TX has a population of 1,672 and is the 12,070th largest city in the United States. The population density is 518 per sq mi which is 435% higher than the Texas average and 472% higher than the national average. The median age in Porter Heights is 52 which is approximately 52% higher than the Texas average of 34. In Porter Heights, 88% of the population over 15 years of age are married, 54% speak English and 33% speak Spanish. 49% of Porter Heights residents were born in Texas, 26% were born out of state, 0% were born outside of the United States and 25% were foreign born.