The Ancient House is one of a few likely candidates for the title of “oldest house in London.” Its location in Walthamstow, fairly distant from the core of the city means that there are some challenges to this distinction. A building on Cloth Fair is almost certainly the City’s winner, while the other contenders include Sutton House in Hackney and Bromley Hall in Tower Hamlets. All of them date from either the 15th or 16th-centuries, with more modern renovations and extensions making their “official dates” somewhat murky. For the Walthamstow’s…