The map above shows New Jersey and China side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Jersey vs China Geography
Land area
- New Jersey has a land area of 7,355 square miles (19,049 km²), while China has 3,600,947 square miles (9,326,410 km²).
- China's land area is 489.6 times larger than New Jersey's.
Total area
- New Jersey: 8,719 square miles (22,583 km²) vs China: 3,705,407 square miles (9,596,960 km²), including inland and coastal water.
- China's total area is 425.0 times larger than New Jersey's.
Length
- New Jersey is 169 miles (271 km) long from north to south; China is 2,551 miles (4,105 km).
- China's north-south length is 15.1 times longer than New Jersey's.
Width
- New Jersey spans 129 miles (207 km) east to west; China spans 3,040 miles (4,892 km).
- China's east-west width is 23.6 times wider than New Jersey's.
Highest point
- New Jersey's highest point is High Point at 1,798 feet (548 m); China's is Mount Everest at 29,032 feet (8,849 m).
- Mount Everest is 27,234 feet higher than High Point.
Lowest point
- New Jersey's lowest point is Atlantic Ocean at 0 feet; China's is Turpan Depression at -505 feet.
- China's lowest point is 505 feet lower.
New Jersey vs China Population and History
Population
- New Jersey has a population of 9,500,851 (2024), while China has 1,404,890,000 (2025).
- China's population is 147.9 times larger than New Jersey's.
Population density
- New Jersey: 1,291.8 people per square mile vs China: 390.1.
- New Jersey's population density is 3.3 times (231%) higher than China's.
Biggest city
- New Jersey's biggest city is Newark with 317,303 people; China's is Shanghai with 24,870,895.
- Shanghai's population is 78.4 times larger than Newark's.
Largest metro area
- New Jersey's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs China's Shanghai (29,558,908).
- Shanghai's population is 1.5 times (48%) larger than New York-Newark-Jersey City, NY-NJ metro area's.
History
- New Jersey: Admitted to the Union on December 18, 1787, as the 3rd state.
- China: The People's Republic of China was founded on October 1, 1949.
- In its current form, New Jersey is the older of the two by 162 years.
New Jersey vs China Economy
GDP
- New Jersey's GDP is $846.0 billion (2024) vs China's $19,498.0 billion.
- China's economic output is 23.0 times larger than New Jersey's.
GDP per capita
- New Jersey: $89,045 per person vs China: $13,862.
- New Jersey's GDP per capita is 6.4 times (542%) higher than China's.
Average income
- New Jersey: $84,893 vs China: $14,230 average income per person (per capita personal income).
- New Jersey's average income is 6.0 times (497%) higher than China's.
Official Websites
New Jersey official website · China official website
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More Size Comparisons
All New Jersey size comparisons · All China 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.