The map above shows Maryland and New South Wales side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maryland vs New South Wales Geography
Land area
- Maryland has a land area of 9,711 square miles (25,151 km²), while New South Wales has 309,130 square miles (800,642 km²).
- New South Wales' land area is 31.8 times larger than Maryland's.
Total area
- Maryland: 12,406 square miles (32,131 km²) vs New South Wales: 309,130 square miles (800,642 km²), including inland and coastal water.
- New South Wales' total area is 24.9 times larger than Maryland's.
Length
- Maryland is 231 miles (371 km) long from north to south; New South Wales is 678 miles (1,092 km).
- New South Wales' north-south length is 2.9 times (194%) longer than Maryland's.
Width
- Maryland spans 243 miles (391 km) east to west; New South Wales spans 831 miles (1,338 km).
- New South Wales' east-west width is 3.4 times (242%) wider than Maryland's.
Highest point
- Maryland's highest point is Hoye-Crest at 3,362 feet (1,025 m); New South Wales's is Mount Kosciuszko at 7,310 feet (2,228 m).
- Mount Kosciuszko is 3,948 feet higher than Hoye-Crest.
Lowest point
- Maryland's lowest point is Atlantic Ocean at 0 feet; New South Wales's is Pacific Ocean at 0 feet.
- Both lowest points are at or near sea level.
Maryland vs New South Wales Population and History
Population
- Maryland has a population of 6,263,220 (2024), while New South Wales has 8,624,534 (2025).
- New South Wales' population is 1.4 times (38%) larger than Maryland's.
Population density
- Maryland: 645.0 people per square mile vs New South Wales: 27.9.
- Maryland's population density is 23.1 times higher than New South Wales'.
Largest metro area
- Maryland's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs New South Wales's Greater Sydney (5,638,830).
- Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 1.1 times (14%) larger than Greater Sydney's.
History
- Maryland: Admitted to the Union on April 28, 1788, as the 7th state.
- New South Wales: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1788.
- In its current form, Maryland is the older of the two by 113 years.
Maryland vs New South Wales Economy
GDP
- Maryland's GDP is $546.0 billion (2024) vs New South Wales's $547.1 billion.
- Maryland and New South Wales have about the same economic output.
GDP per capita
- Maryland: $87,180 per person vs New South Wales: $63,435.
- Maryland's GDP per capita is 1.4 times (37%) higher than New South Wales'.
Official Websites
Maryland official website · New South Wales official website
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More Size Comparisons
All Maryland size comparisons · All New South 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.