Puerto Rico is about 16 times smaller than Iowa.

Iowa is approximately 144,701 sq km, while Puerto Rico is approximately 9,104 sq km, making Puerto Rico 6.29% the size of Iowa. Meanwhile, the population of Iowa is ~3.0 million people (52,068 more people live in Puerto Rico).
This to-scale comparison of Iowa vs. Puerto Rico uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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