City size comparison

compared to

Sydney is about 2.3 times bigger than Houston.

Houston is approximately 1,659 sq km, while Sydney (the 30 councils of metropolitan Sydney, without the Blue Mountains, Hawkesbury, Wollondilly and the Central Coast) is approximately 3,810 sq km, making Sydney 130% larger than Houston.
Tip: This to-scale comparison of Houston vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sydney vs. Houston

Flip Comparison · See true size
See Sydney on top of Houston
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Cost of Living Comparison · 7 categories - 2026 data
Houston is 19.6% cheaper than Sydney
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