Mansion House, Cardiff Mansion House, Cardiff The Mansion House (), located on Richmond Road, is the official residence of the Lord Mayor of Cardiff. Architects Habershon & Fawckner designed the Mansion House and it was built in 1896 for James Howell, owner of Howells department store. It was then known then as 'The Grove'. James Howell was a Cardiff businessman who opened his first shop in 1865. In 1890 he made arrangements to build a property on land leased from Lord Tredegar. The plans were for a large family home, to house his 11 children. The one unusual aspect of the house is
The Mansion House, Old Warden Park The Mansion House, Old Warden Park The mansion house in Old Warden Park is managed by The Shuttleworth Trust. The Trust was established in 1944 by Dorothy Clotilda Shuttleworth in memory of her son Richard Ormonde Shuttleworth (1909-1940). It is a popular venue for weddings, conferences, afternoon tea and as a filming location for period dramas. From 2011 The Mansion House has been the home for The Rhythm Festival, which is an outdoor music festival. The Old Warden estate was bought in the late 17th century by London merchant Sir Samuel Ongley. It passed down in the Ongley family until