South Bedfordshire was a local government district in Bedfordshire, in the East of England, from 1974 to 2009. Its main towns were Dunstable, Houghton Regis and Leighton Buzzard.

Dunstable is a market town and civil parish in Bedfordshire, England, east of the Chiltern Hills, 30 miles north of London. There are several steep chalk escarpments, most noticeable when approaching Dunstable from the north. Dunstable is the fourth largest town in Bedfordshire and along with Houghton Regis forms the westernmost part of the Luton/Dunstable urban area.