Counties Map

South Dakota Coordinator

Contact RC

South Dakota Coordinator

Contact RC

Land Area Ranked 17th

• Total 77,116[1] sq mi (199,729 km2)
• Land 75,811 sq mi (196,350 km2)
• Water 1,305 sq mi (3,379 km2) 1.7%
• Length 380 mi (610 km)
• Width 210 mi (340 km)
• Latitude 42°29′ N to 45°56′ N
• Longitude 96°26′ W to 104°03′ W

Before statehood Dakota Territory

Admitted to the Union November 2, 1889 (40th)

Metes and Bounds

Boundaries of state. The boundaries of the state of South Dakota shall be as follows:
Beginning at the point of intersection of the western boundary line of the state of Minnesota, with the northern boundary line of the state of Iowa and running thence northerly along the western boundary line of the state of Minnesota, to its intersection with the seventh standard parallel; thence west on the line of the seventh standard parallel produced due west to its intersection with the twenty-seventh meridian of longitude west from Washington; thence south on the twenty-seventh meridian of longitude west from Washington to its intersection with the northern boundary line of the state of Nebraska; thence easterly along the northern boundary line of the state of Nebraska to its intersection with the western boundary line of the state of Iowa; thence northerly along the western boundary line of the state of Iowa to its intersection with the northern boundary line of the state of Iowa; thence east along the northern boundary line of the state of Iowa to the place of beginning.

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