Adopted in 1966, revised 1992 (prior existing flags remain official). South Dakota was admitted as the 40th state in 1889. The flag emblem for South Dakota contains the black & white version of the seal, surrounded by the gold serrated sun and lettering as described below. The state flag or banner shall consist of a sky-blue one and two-thirds as long as it is wide. Centered on such field shall be the great seal of South Dakota made in conformity with the terms of the Constitution, which shall be four-ninths the width of the flag in diameter.
Unit of Measure
Items
South Dakota State Nylon Flag

2 Feet (ft) Height and 3 Feet (ft) Length South Dakota State Outdoor Nylon Flag
List Price $32.14

South Dakota State Nylon Flag

3 Feet (ft) Height and 5 Feet (ft) Length South Dakota State Outdoor Nylon Flag
List Price $47.73

South Dakota State Nylon Flag

4 Feet (ft) Height and 6 Feet (ft) Length South Dakota State Outdoor Nylon Flag
List Price $68.74

South Dakota State Nylon Flag

5 Feet (ft) Height and 8 Feet (ft) Length South Dakota State Outdoor Nylon Flag
List Price $107.82

South Dakota State Nylon Flag

6 Feet (ft) Height and 10 Feet (ft) Length South Dakota State Outdoor Nylon Flag
List Price $203.39
Description N/A South Dakota outdoor nylon state flags are USA made and finished with a canvas heading and two brass grommets on the hoist side, 2 rows of stitching top and bottom sides and 4 rows of stitching on the fly side. They are attached to the flagpole by means of a halyard (rope) and flag snaps, or to smaller poles with flag fasteners.
Brands N/A Embassy Flag
Flag Height N/A 2 ft N/A 3 ft N/A 4 ft N/A 5 ft N/A 6 ft
Flag Length N/A 3 ft N/A 5 ft N/A 6 ft N/A 8 ft N/A 10 ft
Material N/A Nylon
State N/A South Dakota
Application N/A Outdoor
Shipping Length N/A 10 Inch N/A 10 Inch N/A 12.75 Inch N/A 12.75 Inch N/A 12.75 Inch
Shipping Width N/A 6.5 Inch N/A 6.5 Inch N/A 9.25 Inch N/A 9.25 Inch N/A 9.25 Inch
Shipping Height N/A 1.5 Inch
Shipping Weight N/A 0.4 Pound N/A 0.6 Pound N/A 0.9 Pound N/A 1.3 Pound N/A 1.8 Pound
Additional Information N/A The seal shall be on a white background with the seal outlined in dark blue or, in the alternative, shall be on a sky-blue background with the seal outlined in dark blue thereon. Surrounding the seal in gold shall be a serrated sun whose extreme width shall be five-ninths the width of the flag. The words "South Dakota" symmetrically arranged to conform to the circle of the sun and seal shall appear in gold letters one-eighteenth the width of the field above the sun and seal and the words "The Mount Rushmore State" in like-sized gold letters and in like arrangement shall appear below the sun and seal. (ref; state.sd.us, History South Dakota flags).