55 Old Derry Rd., Londonderry is Closed! Sellers are original owners of this move-in condition duplex and it presented really well! Still a strong Sellers’ market in many ways; 40 showings in 3 days and 13 offers to pick from! So thankful the Sellers put their trust in me again to sell their investment property! Listed for $474,900; Selling price/$510,000.