State size comparison

compared to

California is about 3,257 times bigger than Boston.

Boston is approximately 124 sq km, while California is approximately 403,882 sq km, making California 325,611% larger than Boston.
Tip: This to-scale comparison of Boston vs. California uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: California vs. Boston
Flip Comparison · See true size
See California on top of Boston
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Cost of Living Comparison · 7 categories - 2026 data
Boston is 15.5% more expensive than California
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