Idaho is about 11 times bigger than New Jersey.

New Jersey is approximately 19,211 sq km, while Idaho is approximately 214,314 sq km, making Idaho 1,016% larger than New Jersey. Meanwhile, the population of New Jersey is ~8.8 million people (7.2 million fewer people live in Idaho).
This to-scale comparison of New Jersey vs. Idaho uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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