Fairfield is one of the most central wards in the London Borough of Wandsworth, London, containing Wandsworth High Street, Old York Road and the council buildings themselves. The ward forms a cross shape, running from Mexfield Road on the edge of Putney in the west, to Plough Road near Clapham Junction in the east, and from the River Thames to the west of Wandsworth Bridge in the north, to Allfarthing Lane to the east of Garratt Lane in the south.