 The monument is located on the Colorado Plateau west of U.S. Highway 160, approximately southwest of Cortez, Colorado.In addition to the four states, two semi-autonomous American Indian tribal governments have boundaries at the monument, the Navajo Nation and the Ute Mountain Ute Tribe Reservation, with the Ute Mountain tribal boundaries coinciding with Colorado's boundaries at the monument.Located in the Colorado Plateau desert region of the Southwestern United States, The Four Corners Monument has a strong cold desert climate (BWk) according to the Köppen climate classification system.