1868–1885 • The Hundreds of East Flegg, West Flegg, Happing, Tunstead, Erpingham (North), Erpingham (South), Eynsford, Holt and North Greenhoe.
The seat was formed largely from northern parts of the abolished Eastern Division, with a small part transferred from the Western Division. It also absorbed the Parliamentary Borough of Great Yarmouth, which had been disenfranchised for corruption under the Act. 1885–1918 • The Sessional Divisions of Eynsford, Holt, North Erpingham, and North Greenhoe; and • Part of the Sessional Division of South Erpingham.
Great Yarmouth re-established as a single-member Parliamentary Borough. Eastern parts were transferred to the re-established Eastern Division. 1918–1950 • The Urban Districts of Cromer, Sheringham, and Wells-next-the-Sea; and • The Rural Districts of Aylsham, Erpingham, and Walsingham.
Gained the area around Fakenham from the abolished North-Western Division, and lost small areas in the south to the Eastern and South-Western Divisions. 1950–1974 • The Urban Districts of Cromer, North Walsham, Sheringham, and Wells-next-the-Sea; and • The Rural Districts of Erpingham, Smallburgh, and Walsingham.
The seat was extended westwards, regaining Wells-next-the-Sea and areas comprising the former Rural District of Walsingham, including Fakenham, from North West Norfolk. Suburbs of Norwich, including Hellesdon and Sprowston, were transferred to Norwich North, and remaining southern areas, including Aylsham, to the new constituency of Mid Norfolk. 2010–2024 • The District of North Norfolk wards of Briston, Chaucer, Corpusty, Cromer Town, Erpingham, Gaunt, Glaven Valley, Happisburgh, High Heath, Holt, Hoveton, Mundesley, North Walsham East, North Walsham North, North Walsham West, Poppyland, Priory, Roughton, St Benet, Scottow, Sheringham North, Sheringham South, Stalham and Sutton, Suffield Park, The Runtons, Waterside, Waxham, and Worstead.
Fakenham and surrounding areas were transferred out once again to the new constituency of Broadland. Current Further to the
2023 Periodic Review of Westminster constituencies, which came into effect for the
2024 general election, the composition of the constituency is as follows (as they existed on 1 December 2020): • The District of North Norfolk wards of: Bacton; Beeston Regis & The Runtons; Briston; Coastal; Cromer Town; Erpingham; Gresham; Happisburgh; Hickling; Holt; Hoveton & Tunstead; Mundesley; North Walsham East; North Walsham Market Cross; North Walsham West; Poppyland; Priory; Roughton; St. Benet’s; Sheringham North; Sheringham South; Stalham; Stody; Suffield Park; Trunch; Wells with Holkham; Worstead.
Minor gain following changes to local authority ward boundaries. == Members of Parliament ==