Wisconsin is about 1.3 times smaller than North Dakota.

North Dakota is approximately 178,647 sq km, while Wisconsin is approximately 140,663 sq km, making Wisconsin 78.74% the size of North Dakota. Meanwhile, the population of North Dakota is ~672,591 people (5.0 million more people live in Wisconsin).
This to-scale comparison of North Dakota vs. Wisconsin uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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