Hutchinson County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 7,427. Its county seat is Olivet. The county was created in 1862 and organized in 1871; it was named for John Hutchinson, first territorial secretary.

South Dakota Highway 44 (SD 44) is a state highway in southern South Dakota that runs from U.S. Route 385 (US 385) west of Rapid City to Interstate 29 (I-29) south of Sioux Falls. It is just more than 379 miles (610 km) long.