City size comparison
compared to
Chicago is about 4.9 times bigger than San Francisco.
San Francisco (including the city proper only) is approximately 121 sq km, while Chicago is approximately 590 sq km, making Chicago 387% larger than San Francisco.
This to-scale comparison of
San Francisco
vs.
Chicago
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.