Dunstable and Whipsnade Downs is a 73.4-hectare (181-acre) Site of Special Scientific Interest in Dunstable in Bedfordshire. It was notified in 1987 under Section 28 of the Wildlife and Countryside Act 1981, and the local planning authority is Central Bedfordshire Council. It is in the Chilterns Area of Outstanding Natural Beauty, and part of it is owned by the National Trust.