Tatton Park is a historic estate in Cheshire, England, north of the town of Knutsford. It contains a mansion, Tatton Hall, a medieval manor house, Tatton Old Hall, Tatton Park Gardens, a farm and a deer park of 2,000 acres (8.1 km2). It is a popular visitor attraction and hosts over a hundred events annually. The estate is owned by the National Trust, and managed under lease by Cheshire East Council . Since 1999, it has hosted North West England's annual Royal Horticultural Society flower show.