The map above shows South Dakota and Wales side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Dakota vs Wales Geography
Land area
- South Dakota has a land area of 75,808 square miles (196,342 km²), while Wales has 8,023 square miles (20,779 km²).
- South Dakota's land area is 9.4 times (845%) larger than Wales'.
Total area
- South Dakota: 77,116 square miles (199,729 km²) vs Wales: 8,023 square miles (20,779 km²), including inland and coastal water.
- South Dakota's total area is 9.6 times (861%) larger than Wales'.
Length
- South Dakota is 443 miles (712 km) long from north to south; Wales is 149 miles (239 km).
- South Dakota's north-south length is 3.0 times (197%) longer than Wales'.
Width
- South Dakota spans 371 miles (597 km) east to west; Wales spans 111 miles (179 km).
- South Dakota's east-west width is 3.3 times (234%) wider than Wales'.
Highest point
- South Dakota's highest point is Black Elk Peak at 7,198 feet (2,194 m); Wales's is Snowdon (Yr Wyddfa) at 3,560 feet (1,085 m).
- Black Elk Peak is 3,638 feet higher than Snowdon (Yr Wyddfa).
Lowest point
- South Dakota's lowest point is Big Stone Lake at 966 feet; Wales's is Irish Sea at 0 feet.
- Wales's lowest point is 966 feet lower.
South Dakota vs Wales Population and History
Population
- South Dakota has a population of 924,669 (2024), while Wales has 3,105,000 (2022).
- Wales' population is 3.4 times (236%) larger than South Dakota's.
Population density
- South Dakota: 12.2 people per square mile vs Wales: 387.0.
- Wales' population density is 31.7 times higher than South Dakota's.
Biggest city
- South Dakota's biggest city is Sioux Falls with 209,289 people; Wales's is Cardiff with 372,089.
- Cardiff's population is 1.8 times (78%) larger than Sioux Falls'.
History
- South Dakota: Admitted to the Union on November 2, 1889, as the 40th state.
- Wales: A country within the United Kingdom; formally joined with England by the Laws in Wales Acts of 1536.
- In its current form, Wales is the older of the two by 353 years.
South Dakota vs Wales Economy
GDP
- South Dakota's GDP is $76.8 billion (2024) vs Wales's $89.5 billion.
- Wales' economic output is 1.2 times (17%) larger than South Dakota's.
GDP per capita
- South Dakota: $83,052 per person vs Wales: $28,606.
- South Dakota's GDP per capita is 2.9 times (190%) higher than Wales'.
Official Websites
South Dakota official website · Wales official website
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More Size Comparisons
All South Dakota size comparisons · All Wales size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.