New Jersey is about 6 times smaller than Pennsylvania.

Pennsylvania is approximately 116,075 sq km, while New Jersey is approximately 19,211 sq km, making New Jersey 16.55% the size of Pennsylvania. Meanwhile, the population of Pennsylvania is ~12.7 million people (3.9 million fewer people live in New Jersey).
This to-scale comparison of Pennsylvania vs. New Jersey uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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