Idaho has a population of 1,687,809. In the year 2020, there were 163,707 firearms sold in Idaho. That's one firearm sold for every 10.3 people in the state. Idaho ranks in the #7 position in terms of per capita gun sales, and in the #29 position in absolute firearm sales for the most recent year. For every McDonald’s restaurant in Idaho there are 10.19 gun dealers.