How Big Is South Dakota? 77,116 square miles

How big is South Dakota?

South Dakota covers 77,116 square miles (199,729 km²), 75,811 of them land. It is the 17th-biggest state, a little smaller than Belarus.

square miles

77,116

km²

199,729

acres

49.4 million

football fields

37.3 million

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<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Map: <a href="https://how-big-is.com/south-dakota/">How big is South Dakota?</a> by how-big-is.com. Outline: US Census Bureau.</p>

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CreditMap: how-big-is.com. Outline: US Census Bureau.

380 miles by 210

It is about 380 miles long and 210 miles wide.

South Dakota against Belarus

Belarus covers about 80,000 square miles, so South Dakota is a little smaller. Drag South Dakota over Belarus on the map above to compare.

How it compares

49.9×the size of Rhode Island, the smallest state
≈ 1×about the same size as Washington State
≈ 1×about the same size as Nebraska
12%of the area of Alaska, the largest state
285×the size of the Little Giant Fire
49.4 millionacres
37.3 millionAmerican football fields
28 millionsoccer pitches
58,546×the size of Central Park
406,266×the size of Vatican City
22.2×the size of Yellowstone National Park
404×the size of Lake Tahoe
9.2%of the area of Greenland
280×the size of Anglesey
349×the size of the Isle of Man

Questions people ask

How many square miles is South Dakota?

77,116 square miles (199,729 km²), 75,811 of them land.

Is South Dakota bigger than Nebraska?

No, but only just: 77,116 square miles against 77,348.

Where does South Dakota rank by size?

17th of the 50 states by total area, and 16th by land area.

How long is South Dakota?

About 380 miles (612 km) long and 210 miles (338 km) wide.

How big is South Dakota compared to Texas?

About 29% of the size of Texas.

Where the numbers come from

Official figure: 77,116 square miles in all, 75,811 of them land, per the US Census Bureau. Outline: US Census Bureau (source), licence: Public domain.