City size comparison
compared to
San Francisco is around the same size as Boston.
Boston is approximately 124 sq km, while San Francisco (including the city proper only) is approximately 121 sq km, making San Francisco 97.58% the size of Boston.
This to-scale comparison of
Boston
vs.
San Francisco
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.
