Athol, ID has a population of 863 and is the 16,089th largest city in the United States. The population density is 1,101 per sq mi which is 5672% higher than the Idaho average and 1116% higher than the national average. The median age in Athol is 37 which is approximately 4% higher than the Idaho average of 36. In Athol, 64% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 39% of Athol residents were born in Idaho, 60% were born out of state, 0% were born outside of the United States and 1% were foreign born.