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

Many Port Costa duplexes are purchased for renting. A Port Costa 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.

Deer Park - Deer Park for Sale by owner (Napa)
Pope Valley - Pope Valley for Sale by owner (Napa)
Union City - Union City Byowner (Alameda)
Saint Helena - Saint Helena Byowner (Napa)
Piedmont - Piedmont FSBO (Alameda)
Cotati - Cotati homes byowner (Sonoma)