City size comparison

compared to

Seattle is about 1.8 times bigger than Hayward.

Hayward (map shows its 16 named neighbourhoods; the area covers the whole city) is approximately 119 sq km, while Seattle is approximately 217 sq km, making Seattle 83% larger than Hayward.
Tip: This to-scale comparison of Hayward vs. Seattle uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Seattle vs. Hayward

Flip Comparison · See true size
See Seattle on top of Hayward
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Cost of Living Comparison · 7 categories - 2026 data
Hayward is 15.4% cheaper than Seattle
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