Kirkland is an unincorporated community in central Yavapai County, Arizona, United States, near the Weaver Mountains. It lies along State Route 96 southwest of the city of Prescott, the county seat of Yavapai County. Its elevation is 3,930 feet. Although Kirkland is unincorporated, it has a post office, with the ZIP code of 86332. Ruger RanchAccording to the Köppen Climate Classification system, Kirkland has a semi-arid climate, abbreviated "BSk" on climate maps.