Star Harbor, TX has a population of 493 and is the 19,631st largest city in the United States. The population density is 1,055 per sq mi which is 989% higher than the Texas average and 1065% higher than the national average. The median age in Star Harbor is 56 which is approximately 63% higher than the Texas average of 34. In Star Harbor, 80% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 67% of Star Harbor residents were born in Texas, 33% were born out of state, 0% were born outside of the United States and 1% were foreign born.