Spain is about 3.5 times bigger than Iowa.

Iowa is approximately 144,701 sq km, while Spain is approximately 505,370 sq km, making Spain 249% larger than Iowa. Meanwhile, the population of Iowa is ~3.0 million people (44.1 million more people live in Spain).
This to-scale comparison of Iowa vs. Spain uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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