County Seat: Clifton
Founded: 1909
Area: 1,843 square miles
Population: 8,437 (2010)
Other Major Cities: Duncan, Morenci
Geographic Highlights: Arizona’s second-smallest and least-populated county is known for Hannagan Meadow and the Blue Range Primitive Area, the last such area in the U.S. The Coronado Trail (U.S. Route 191) traverses most of the county from north to south.