21 Decatur St, Cambridge, MA 02139 is on the street of Decatur St, in the city of Cambridge, Massachusetts. It is in the zip code of MA 02139.

21 Decatur St, Cambridge, MA 02139 is a Condo home.
It has 3 bedrooms, 2.5 bathrooms, proximately 1,136 square feet floor sizeIt was built in 1873. It has 3 stories.It was last sold in Nov 2011 for $725,000.