Heeia, HI has a population of 4,536 and is the 6,891st largest city in the United States. The population density is 1,468 per sq mi which is 1053% higher than the Hawaii average and 1521% higher than the national average. The median age in Heeia is 53 which is approximately 37% higher than the Hawaii average of 39. In Heeia, 74% of the population over 15 years of age are married, 90% speak English and 0% speak Spanish. 71% of Heeia residents were born in Hawaii, 21% were born out of state, 1% were born outside of the United States and 7% were foreign born.