Honaunau-Napoopoo, HI has a population of 2,759 and is the 9,229th largest city in the United States. The population density is 73 per sq mi which is 43% lower than the Hawaii average and 20% lower than the national average. The median age in Honaunau-Napoopoo is 49 which is approximately 26% higher than the Hawaii average of 39. In Honaunau-Napoopoo, 61% of the population over 15 years of age are married, 83% speak English and 3% speak Spanish. 52% of Honaunau-Napoopoo residents were born in Hawaii, 38% were born out of state, 1% were born outside of the United States and 9% were foreign born.