Ewa Gentry, HI has a population of 23,168 and is the 1,877th largest city in the United States. The population density is 10,870 per sq mi which is 8434% higher than the Hawaii average and 11898% higher than the national average. The median age in Ewa Gentry is 33 which is approximately 13% lower than the Hawaii average of 39. In Ewa Gentry, 57% of the population over 15 years of age are married, 73% speak English and 3% speak Spanish. 53% of Ewa Gentry residents were born in Hawaii, 23% were born out of state, 5% were born outside of the United States and 19% were foreign born.