In the South Dakota State Legislature, Hill City is represented by two representatives and one senator from District 30 who all serve two-year terms corresponding to even numbered years. The district encompasses all of Fall River County, Custer County, and most of Pennington country excluding most of the Rapid City area in the north central part of the county. The senator is Bruce Rampelberg, a second-term Republican from Rapid City. The representatives are Lance Russell, a third-term Republican from Hot Springs, and Mike Verchio, a third-term Republican from Hill City.