Salcha, AK has a population of 1,068 and is the 14,739th largest city in the United States. The population density is 14 per sq mi which is 1197% higher than the Alaska average and 84% lower than the national average. The median age in Salcha is 33 which is approximately 1% lower than the Alaska average of 34. In Salcha, 60% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 29% of Salcha residents were born in Alaska, 68% were born out of state, 2% were born outside of the United States and 1% were foreign born.