Heard Island and McDonald Islands is about 47 times smaller than New Jersey.

New Jersey is approximately 19,211 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 2.14% the size of New Jersey.
Tip: This to-scale comparison of New Jersey vs. Heard Island and McDonald Islands uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Heard Island and McDonald Islands vs. New Jersey

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