Port Graham, AK has a population of 197 and is the 24,498th largest city in the United States. The population density is 31 per sq mi which is 2704% higher than the Alaska average and 66% lower than the national average. The median age in Port Graham is 29 which is approximately 13% lower than the Alaska average of 34. In Port Graham, 36% of the population over 15 years of age are married, 76% speak English and 0% speak Spanish. 87% of Port Graham residents were born in Alaska, 13% were born out of state, 0% were born outside of the United States and 0% were foreign born.