The A259 is a road on the south coast of England passing through Hampshire, West Sussex, East Sussex and part of Kent. Part of the road was named "the most dangerous road in South East England" in 2008, and the BBC named the road as the 'most crash prone A road' in the UK with 7,721 crashes and 120 deaths over 12 years from 1999–2010, an average of 65 crashes per mile.