Pennsylvania is about 6 times bigger than Massachusetts.

Massachusetts is approximately 20,306 sq km, while Pennsylvania is approximately 116,075 sq km, making Pennsylvania 472% larger than Massachusetts. Meanwhile, the population of Massachusetts is ~6.5 million people (6.2 million more people live in Pennsylvania).
This to-scale comparison of Massachusetts vs. Pennsylvania uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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