The 'Angels' hitmaker originally purchased Compton Bassett House in Wiltshire, England in 2009 for USD 12.5 million but has now slashed the price to USD 8.5 million.
Williams has decided to offload the 18th century mansion, which sits on 71 acres of land boasts a helicopter hanger, eight bedrooms, a leisure complex and two staff apartments, as he is spending an increasing amount of time in Los Angeles.
Rupert Sweeting of real estate agency Knight Frank says, "Robbie is spending so much time in LA that the property is surplus to requirements.