Alexandria is about 3.2 times smaller than Boston.

Boston is approximately 124 sq km, while Alexandria is approximately 39 sq km, making Alexandria 31.2% the size of Boston.
Tip: This to-scale comparison of Boston vs. Alexandria 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.