South Dakota Highway 28

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Highway 28
Map of South Dakota with SD 28 in red
Route information
Maintained by SDDOT
Length	105.937 mi[1] (170.489 km)
Existed	c. 1934[citation needed]–present
Major junctions
West end	US 281 west of Hitchcock
Major intersections	SD 37 east of Hitchcock SD 25 from east of Willow Lake to west of Bryant US 81 near Lake Norden I-29 west of Toronto SD 15 west of Toronto
East end	MN 271 at the Minnesota state line near Astoria
Location
Country	United States
State	South Dakota
Counties	Spink Clark Hamlin Deuel
Highway system
South Dakota State Trunk Highway System Interstate US State
← SD 27 → I-29

South Dakota Highway 28 (SD 28) is a 105.937-mile (170.489 km) state highway in the east-central South Dakota, United States, that connects Hitchcock, Estelline, and Toronto.

SD 28 was established between 1932 and 1935. It replaced SD 26. It was incrementally extended to its current path.