North Carolina is about 306 times bigger than Heard Island and McDonald Islands.

Heard Island and McDonald Islands is approximately 412 sq km, while North Carolina is approximately 126,161 sq km, making North Carolina 30,522% larger than Heard Island and McDonald Islands.
Tip: This to-scale comparison of Heard Island and McDonald Islands vs. North Carolina uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: North Carolina vs. Heard Island and McDonald Islands

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