Iowa is about 2 times smaller than Arizona.

Arizona is approximately 294,312 sq km, while Iowa is approximately 144,701 sq km, making Iowa 49.17% the size of Arizona. Meanwhile, the population of Arizona is ~6.4 million people (3.3 million fewer people live in Iowa).
This to-scale comparison of Arizona vs. Iowa uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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