Potlatch, ID has a population of 835 and is the 16,307th largest city in the United States. The population density is 1,972 per sq mi which is 10238% higher than the Idaho average and 2077% higher than the national average. The median age in Potlatch is 39 which is approximately 10% higher than the Idaho average of 36. In Potlatch, 63% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 57% of Potlatch residents were born in Idaho, 41% were born out of state, 1% were born outside of the United States and 1% were foreign born.