South Dakota State Highway 224 (SD 224) is a 7.962-mile-long (12.814 km) state highway located in south-central South Dakota. It connects the town of Alpena to SD 37.

This article relies excessively on references to primary sources. (August 2023)

Quick Facts Highway 224, Route information ...

Highway 224
SD 224 highlighted in red
Route information
Maintained by SDDOT
Length	7.962 mi[1] (12.814 km)
Major junctions
West end	Willow Avenue in Alpena
East end	SD 37 near Huron
Location
Country	United States
State	South Dakota
Counties	Jerauld, Sanborn
Highway system
South Dakota State Trunk Highway System Interstate US State
← SD 204 → I-229

Close

SD 224 begins at Willow Avenue in the town of Alpena in Jerauld County. The highway travels due east on 221st Street, crossing over a railroad and leaving the town, into Sanborn County. From the county line, SD 224 continues 5 miles (8.0 km) to a junction with SD 37, where the highway ends.^[2]

SD 224 was designated in 1976 on a segment of former South Dakota Highway 32.^{[citation needed]}