PROVIDENCE, R.I. -- Chartwell House, a residence at 311 Indian Ave. in Middletown, was sold Wednesday for $4,925,000, according to Residential Properties Ltd. This transaction is the highest priced sale in Middletown since September 2015, when 791 Indian Avenue sold for $5,175,000.The property had been listed for $5,495,000 by Chris West of Gustave White Sotheby's International Realty of Newport, and Kevin Fox of RPL's Providence office was the buyer's agent.