Hillsborough Castle | A British Royal Palace

Historic Royal Palaces | Hillsborough Castle, Northern Ireland: The Irish Royal Residence Visit Our Website for More Luxury Architecture: From Grand Family Home to Charming Royal Residence, Hillsborough Castle Has Welcomed the World and Witnessed Pivotal Chapters in Politics. This Beautiful Late Georgian Mansion Was Built in the 1770s by Wills Hill, First Marquis of Downshire and Was Later Remodelled in the 19th and Early 20th Centuries. Successive Generations of the Hill Family Enjoyed the House as a Family Home, Renovating and Redecorating in the Latest Styles and Improving the Gardens, Until the Early 20th Century When Hillsborough Castle Began to Develop the Political and Royal Associations for Which It's Famous Today. Today, It is a Working Royal Palace Functioning as the Official Residence of the Royal Family When They Are in Northern Ireland, and It Has Been the Home of the Secretary of State Since the 1970s. Surrounded by 100 Acres of Beautiful Gardens Developed Fr