City size comparison

compared to

Bangkok is about 23 times bigger than Boulder.

Boulder is approximately 70 sq km, while Bangkok is approximately 1,569 sq km, making Bangkok 2,154% larger than Boulder.
Tip: This to-scale comparison of Boulder vs. Bangkok uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Bangkok vs. Boulder

Flip Comparison · See true size
See Bangkok on top of Boulder
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Cost of Living Comparison · 7 categories - 2026 data
Boulder is 2.3 times more expensive than Bangkok
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