Sundridge and Ide Hill is a civil parish in the Sevenoaks District of Kent, England. It is located in the Darenth valley and lies between Sevenoaks and Westerham. The parish contains the villages of Sundridge and Ide Hill and the hamlet of Goathurst Common. It lies within the Kent Downs Area of Outstanding Natural Beauty and within London's Metropolitan Green Belt. It is approximately 21 miles south of London.