http://www.zillow.com/advice-thread/how-much-does-a-duplex-cost/252643/ Zillow Advice | Zillow Real Estate http://www.zillow.com/advice-thread/how-much-does-a-duplex-cost/252643/ All prices are subject to a willing buyer, and a willing seller. That's how much it costs. Sat, 04 Jul 2009 03:28:00 GMT http://www.zillow.com/advice-thread/how-much-does-a-duplex-cost/252643/ 2009-07-04T03:28:00Z