Roudham and Larling is a civil parish in the English county of Norfolk. It includes the villages of Roudham and Larling. It covers an area of 15.20 km2 and had a population of 278 in 119 households at the 2001 census, increasing to a population of 301 in 119 households at the 2011 Census. For the purposes of local government, it falls within the district of Breckland. River Thet flows next to Roudham and Larling.