Attleborough is a market town and civil parish located on the A11 between Norwich and Thetford in Norfolk, England. The parish is in the district of Breckland and has an area of 21.9 square kilometres. The 2001 Census recorded the town as having a population of 9,702 distributed between 4,185 households, increasing to a population of 10,482 in 4,481 households in the 2011 Census.