Advertise a Duplex / Triplex, and other Mastic property By Owner for sale:

Many Mastic duplexes are purchased for renting. A Mastic duplex can be described as two units under one roof separated by a community wall. There may be a shared driveway. Triplexes and Fourplexes can be similar in design.

Riverhead - Riverhead for Sale by owner (Suffolk)
Middle Island - Middle Island for Sale by owner (Suffolk)
Greenport - Greenport Byowner (Suffolk)
East Marion - East Marion Byowner (Suffolk)
Plainview - Plainview FSBO (Nassau)
Cherry Plain - Cherry Plain homes byowner (Rensselaer)
Berne - Berne houses for sale by owner (Albany)
Castleton On Hudson - Castleton On Hudson house FSBO (Rensselaer)
Burnt Hills - Burnt Hills homes for sale by owner (Saratoga)