The map above shows New York and South Dakota side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New York vs South Dakota Geography
Land area
- New York has a land area of 47,123 square miles (122,049 km²), while South Dakota has 75,808 square miles (196,342 km²).
- South Dakota's land area is 1.6 times (61%) larger than New York's.
Total area
- New York: 54,559 square miles (141,306 km²) vs South Dakota: 77,116 square miles (199,729 km²), including inland and coastal water.
- South Dakota's total area is 1.4 times (41%) larger than New York's.
Length
- New York is 312 miles (503 km) long from north to south; South Dakota is 443 miles (712 km).
- South Dakota's north-south length is 1.4 times (42%) longer than New York's.
Width
- New York spans 415 miles (668 km) east to west; South Dakota spans 371 miles (597 km).
- New York's east-west width is 1.1 times (12%) wider than South Dakota's.
Highest point
- New York's highest point is Mount Marcy at 5,335 feet (1,626 m); South Dakota's is Black Elk Peak at 7,198 feet (2,194 m).
- Black Elk Peak is 1,863 feet higher than Mount Marcy.
Lowest point
- New York's lowest point is Atlantic Ocean at 0 feet; South Dakota's is Big Stone Lake at 966 feet.
- New York's lowest point is 966 feet lower.
New York vs South Dakota Population and History
Population
- New York has a population of 19,867,248 (2024), while South Dakota has 924,669 (2024).
- New York's population is 21.5 times larger than South Dakota's.
Population density
- New York: 421.6 people per square mile vs South Dakota: 12.2.
- New York's population density is 34.6 times higher than South Dakota's.
Biggest city
- New York's biggest city is New York with 8,478,072 people; South Dakota's is Sioux Falls with 209,289.
- New York's population is 40.5 times larger than Sioux Falls'.
Largest metro area
- New York's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs South Dakota's Sioux Falls, SD-MN metro area (308,266).
- New York-Newark-Jersey City, NY-NJ metro area's population is 64.7 times larger than Sioux Falls, SD-MN metro area's.
History
- New York: Admitted to the Union on July 26, 1788, as the 11th state.
- South Dakota: Admitted to the Union on November 2, 1889, as the 40th state.
- In its current form, New York is the older of the two by 101 years.
New York vs South Dakota Economy
GDP
- New York's GDP is $2,322.1 billion (2024) vs South Dakota's $76.8 billion.
- New York's economic output is 30.2 times larger than South Dakota's.
GDP per capita
- New York: $116,883 per person vs South Dakota: $83,052.
- New York's GDP per capita is 1.4 times (41%) higher than South Dakota's.
Average income
- New York: $85,552 vs South Dakota: $75,699 average income per person (per capita personal income).
- New York's average income is 1.1 times (13%) higher than South Dakota's.
New York vs South Dakota Counties
Number of counties
- New York has 62 counties, while South Dakota has 66.
- South Dakota's county count is 1.1 times (6%) higher than New York's.
Biggest county by area
- New York's largest county is St. Lawrence County at 2,680 square miles; South Dakota's is Meade County at 3,471 square miles.
- Meade County's land area is 1.3 times (30%) larger than St. Lawrence County's.
Smallest county by area
- New York: New York County (23 sq mi) vs South Dakota: Clay County (412 sq mi).
- Clay County's land area is 18.1 times larger than New York County's.
Most populous county
- New York: Kings County (2,617,631 people) vs South Dakota: Minnehaha County (208,639 people).
- Kings County's population is 12.5 times larger than Minnehaha County's.
Least populous county
- New York: Hamilton County (5,082 people) vs South Dakota: Jones County (874 people).
- Hamilton County's population is 5.8 times (481%) larger than Jones County's.
Richest county
- New York: New York County ($217,075 per capita income) vs South Dakota: Union County ($146,712).
- New York County's income is 1.5 times (48%) richer than Union County's.
Poorest county
- New York: Allegany County ($44,689 per capita income) vs South Dakota: Ziebach County ($32,778).
- Allegany County's income is 1.4 times (36%) richer than Ziebach County's.
New York vs South Dakota Taxes
State income tax
- New York has a top income tax rate of 10.9%, while South Dakota has no state income tax.
- New York's top rate is 10.9 percentage points higher.
Property tax
- New York: 1.45% effective rate vs South Dakota: 1.02% of home value per year.
- New York's rate is 0.43 percentage points higher.
Sales tax
- New York: 8.54% combined state and average local rate vs South Dakota: 6.11%.
- New York's combined rate is 2.43 percentage points higher.
Official Websites
New York official website · South Dakota official website
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More Size Comparisons
All New York size comparisons · All South Dakota 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.