Platinum, AK has a population of 28 and is the 28,651st largest city in the United States. The population density is 1 per sq mi which is 46% lower than the Alaska average and 99% lower than the national average. The median age in Platinum is 34 which is approximately equal to the Alaska average of 34. In Platinum, 61% of the population over 15 years of age are married, 52% speak English and 0% speak Spanish. 100% of Platinum residents were born in Alaska, 0% were born out of state, 0% were born outside of the United States and 0% were foreign born.