Senate district three is composed of McKinley county precincts 2, 5 through 8, 20, 21, 31 through 35, 37 through 43, 47, 49, 50, 58, 59, 63 and 67 through 70; and San Juan county precincts 1 through 7, 13, 17, 18, 20, 24, 59, 108, 120, 130 through 132 and 134.