St John's Wood is a district of north-west London, in the City of Westminster, and on the north-west side of Regent's Park. It is about 2.5 miles (4 km) north-west of Charing Cross. Once part of the Great Middlesex Forest, it was later owned by the Knights of St John of Jerusalem.
As of 2013, the price of housing in St John's Wood has reached exceptional levels. The most premier road in the area, Avenue Road, has more than 10 large mansions/villas for sale. The most expensive has an asking price of £65 million, with the cheapest on the market at an asking price of £15 million. The remainder hover around the £25 million mark.