City size comparison

compared to

Oakland is about 713 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Oakland is approximately 202 sq km, making Oakland 0.14% the size of Illinois.
Tip: This to-scale comparison of Illinois vs. Oakland uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oakland vs. Illinois
Flip Comparison · See true size
See Oakland on top of Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 22.1% cheaper than Oakland
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