Maryland is about 61 times bigger than Heard Island and McDonald Islands.

Heard Island and McDonald Islands is approximately 412 sq km, while Maryland is approximately 25,314 sq km, making Maryland 6,044% larger than Heard Island and McDonald Islands.
Tip: This to-scale comparison of Heard Island and McDonald Islands vs. Maryland uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Maryland vs. Heard Island and McDonald Islands

Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.