Encouragingly, perhaps, the data did pinpoint 13 London boroughs where at least half of newly let two-bedroom homes would be affordable to two average young earners. If budget is key look to Sutton, Barking and Dagenham, Havering, Bromley, Croydon, Enfield, Redbridge, Waltham Forest, Lewisham, Hounslow, Barnet, Newham and Kingston upon Thames.