IP18 6JJ East Suffolk
Live postcode, introduced January 1980. Ward: Southwold. Region: East of England.
Streets
- St James Green, Southwold: 31 addresses
- East Cliff, Southwold: 19 addresses
Council tax
What each band costs in East Suffolk in 2026-27: Band D £2,335 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,557 | £1,816 | £2,075 | £2,335 | £2,854 | £3,372 | £3,891 | £4,670 |
Homes by band in the neighbourhood around this postcode: most are in band D (33% of about 1,960 homes).
Planning and heritage
- Conservation area: yes, Southwold (council page). Extensions, demolition, some windows and doors, and work on trees need consent.
- Listed buildings within 100 m of this postcode: 18.
- Article 4 direction (removing permitted development rights): none recorded, though not every council has published theirs.
- Tree preservation orders: none recorded, though not every council has published theirs.
- Green belt: no.
Listed buildings
- 10, TRINITY STREET, grade II
- 3-6, EAST GREEN, grade II
- 5 AND 6, EAST CLIFF, grade II
- 7, EAST CLIFF, grade II
- 75 AND 77, VICTORIA STREET, grade II
- 8 East Cliff, grade II
- 8, TRINITY STREET, grade II
- BACK TO FRONT COTTAGE EAST CLIFF HOUSE, grade II
- BAY VIEW (NUMBER 14) AND EAST CLIFF (NUMBER 15) AND RAILINGS ATTACHED TO FRONT, grade II
- CLIFF HOUSE AND SHRIMP COTTAGE, grade II
- GORDON HOUSE, grade II
- LANTERN COTTAGE (NUMBER 52), grade II
- READING ROOM COTTAGE, grade II
- SAILORS' READING ROOM, grade II
- SPINDRIFT, grade II
- TRAFALGAR COTTAGE, grade II
- TRINITY COTTAGE, grade II
- WHITEHALL AND GUARDSHIP, grade II
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 0 at medium risk and 2 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: no home is in an area at risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. Very low: under 0.1%. The rivers and sea figures allow for flood defences. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: no postcode centre is in flood zone 2 or 3.
Broadband
Superfast 100%, ultrafast 69%, gigabit 69% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
The full dossier for this postcode's main street is on St James Green.