Tacoma is around the same size as San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Tacoma is approximately 129 sq km, making Tacoma 6% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Tacoma uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.