City size comparison

compared to

Boston is around the same size as Kaiserslautern.

Kaiserslautern is approximately 140 sq km, while Boston is approximately 124 sq km, making Boston 88.76% the size of Kaiserslautern.
Tip: This to-scale comparison of Kaiserslautern vs. Boston uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Boston vs. Kaiserslautern

Flip Comparison · See true size
See Boston on top of Kaiserslautern
→
Cost of Living Comparison · 6 categories - 2026 data
Kaiserslautern is 14.1% cheaper than Boston
→
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