Downe is a village in Greater London within the London Borough of Bromley. It is also in the historic county of Kent. Downe is 3.4 miles (5.5 km) south west of Orpington and 14.2 miles (22.9 km) south east of Charing Cross. The village was part of Kent until April 1965 when it (and the remaining part of Orpington Urban District Council) was subsumed into the new London Borough of Bromley. More information on the Wikipedia page [1]