what county is deary, idaho in
Deary, Idaho - Basic Facts. The City of Deary had a population of 506 as of July 1, 2016. The primary coordinate point for Deary is located at latitude 46.8006 and longitude -116.5574 in Latah County. The formal boundaries for the City of Deary (see map below) encompass a land area of 0.65 sq. miles and a water area of 0 sq. miles.