Heath, TX has a population of 7,992 and is the 4,681st largest city in the United States. The population density is 664 per sq mi which is 585% higher than the Texas average and 633% higher than the national average. The median age in Heath is 43 which is approximately 26% higher than the Texas average of 34. In Heath, 70% of the population over 15 years of age are married, 93% speak English and 1% speak Spanish. 55% of Heath residents were born in Texas, 41% were born out of state, 1% were born outside of the United States and 3% were foreign born.