Hall Barn is a historic country house located in Beaconsfield, South Bucks district, in Buckinghamshire, England.
It was built in the mid-17th century for Edmund Waller, who was an English poet and politician who sat in the House of Commons at various times between 1624 and 1679. The estate was sold by his family in 1832. Edward Levy-Lawson, 1st Baron Burnham bought the estate in 1880 and made a number of renovations and improvements.
It became a part of the Grade II* listed buildings in South Bucks in 1950. The boathouse, the obelisk, and the "Temple of Venus" pavilion on the estate all date to the 18th century and are also listed as Grade II*.
Hall Barn has been used as a filming location for various films and series.In Gosford Park (2001) the opening sequence outside Lady Trentham's home was shot there, and the temple used as the scene for lunch after the shoot.Midsomer Murders Season 7, Episode 4 (2004) "Sins of Commission", prominently features the black gatehouse to Hall Barn.It featured in the series Downton Abbey as Loxley House, the home of Sir Anthony Strallan.
Coordinates: 51°35′38″N 0°38′21″W / 51.5940°N 0.6393°W