Jersey is about 1,247 times smaller than Iowa.

Iowa is approximately 144,701 sq km, while Jersey is approximately 116 sq km, making Jersey 0.08% the size of Iowa. Meanwhile, the population of Iowa is ~3.2 million people (3.1 million fewer people live in Jersey).
Tip: This to-scale comparison of Iowa vs. Jersey uses the Mercator projection, which distorts the size of regions near the poles.
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