City size comparison

compared to

Boise is about 1.4 times bigger than Washington.

Washington is approximately 158 sq km, while Boise is approximately 221 sq km, making Boise 39% larger than Washington.
Tip: This to-scale comparison of Washington vs. Boise uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Boise vs. Washington

Flip Comparison · See true size
See Boise on top of Washington
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Cost of Living Comparison · 7 categories - 2026 data
Washington is 42.4% more expensive than Boise
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