1997-2010: i ward del distretto di Suffolk Coastal di Aldeburgh, Alderton and Sutton, Bramfield and Cratfield, Buxlow, Felixstowe Central, Felixstowe East, Felixstowe North, Felixstowe South, Felixstowe South East, Felixstowe West, Hollesley, Kelsale, Kirton, Leiston, Martlesham, Melton, Nacton, Orford, Saxmundham, Snape, Trimleys, Tunstall, Ufford, Walberswick, Westleton, Woodbridge Centre, Woodbridge Farlingaye, Woodbridge Kyson, Woodbridge Riverside e Woodbridge Seckford and Yoxford, e i ward del distretto di Waveney di Blything, Halesworth e Southwold.
2010-2024: i ward del distretto di Suffolk Coastal di Aldeburgh, Farlingaye, Felixstowe East, Felixstowe North, Felixstowe South, Felixstowe South East, Felixstowe West, Hollesley with Eyke, Kyson, Leiston, Martlesham, Melton and Ufford, Nacton, Orford and Tunstall, Peasenhall, Rendlesham, Riverside, Saxmundham, Seckford, Snape, Sutton, Trimleys with Kirton, Walberswick and Wenhaston e Yoxford, e i ward del distretto di Waveney di Blything, Halesworth, Southwold and Reydon e Wrentham.
dal 2024: i ward del distretto di East Suffolk di Aldeburgh and Leiston; Deben; Eastern Felixstowe; Kelsale and Yoxford; Martlesham and Purdis Farm; Melton; Orwell and Villages; Rendlesham and Orford; Saxmundham; Southwold; Western Felixstowe; Woodbridge e Wrentham, Wangford and Westleton.[1]
Suffolk Coastal fu creato a partire dai vecchi collegi di Sudbury and Woodbridge e Lowestoft. La principale città del collegio è Felixstowe, e Woodbridge è considerato parte dell'area urbana estesa di Ipswich.