City size comparison

compared to

Cologne is around the same size as Denver.

Denver is approximately 396 sq km, while Cologne is approximately 405 sq km, making Cologne 2% larger than Denver.
Tip: This to-scale comparison of Denver vs. Cologne uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Cologne vs. Denver

Flip Comparison · See true size
See Cologne on top of Denver
→
Cost of Living Comparison · 7 categories - 2026 data
Denver is 16.9% more expensive than Cologne
→
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.
Download on the App Store GET IT ON Google Play