McCammon, ID has a population of 718 and is the 17,305th largest city in the United States. The population density is 322 per sq mi which is 1589% higher than the Idaho average and 256% higher than the national average. The median age in McCammon is 41 which is approximately 15% higher than the Idaho average of 36. In McCammon, 70% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 64% of McCammon residents were born in Idaho, 31% were born out of state, 2% were born outside of the United States and 3% were foreign born.