IP1 1TP Ipswich
Live postcode, introduced January 1980. Ward: Alexandra. Region: East of England.
Streets
- St Nicholas Street, Ipswich: 32 addresses
Council tax
What each band costs in Ipswich in 2026-27: Band D £2,468 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,646 | £1,920 | £2,194 | £2,468 | £3,017 | £3,565 | £4,114 | £4,937 |
Homes by band in the neighbourhood around this postcode: most are in band C (37% of about 1,060 homes).
Planning and heritage
- Conservation area: yes, Central Conservation Area. Extensions, demolition, some windows and doors, and work on trees need consent.
- Listed buildings within 100 m of this postcode: 27.
- 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
- Sailors Rest, grade I
- UNITARIAN CHAPEL, grade I
- 1, SILENT STREET (See details for further address information), grade II*
- 3-9, SILENT STREET, grade II*
- 45 AND 45A, ST NICHOLAS STREET, grade II*
- CHURCH OF ST NICHOLAS, grade II*
- 14A AND 14, ST NICHOLAS STREET, grade II
- 15 AND 17, ST PETER'S STREET, grade II
- 15-17, SILENT STREET, grade II
- 16, ST NICHOLAS STREET, grade II
- 18 AND 20, ST NICHOLAS STREET, grade II
- 19 AND 21, ST NICHOLAS STREET, grade II
- 19 AND 21, ST PETER'S STREET, grade II
- 22, ST NICHOLAS STREET, grade II
- 23, ST NICHOLAS STREET, grade II
- 24, ST NICHOLAS STREET, grade II
- 25, ST NICHOLAS STREET, grade II
- 25, ST PETER'S STREET, grade II
- 27 AND 29, ST PETER'S STREET, grade II
- 27-31, ST NICHOLAS STREET, grade II
- 33-37, ST NICHOLAS STREET, grade II
- 39, ST NICHOLAS STREET, grade II
- 41 AND 43, ST NICHOLAS STREET, grade II
- 5 AND 7, ST PETER'S STREET, grade II
- 6, SILENT STREET, grade II
- 8, SILENT STREET, grade II
- NUMBERS 9-13 AND 13A ST PETER'S STREET, grade II
Brownfield land registered for housing within 1.0 km
- Land between Old Cattle Market and Star Lane: up to 40 homes, not permissioned (170 m)
- Land between Old Cattle Market and Star Lane, not permissioned (170 m)
- 31 Princes Street IP1 1PU: up to 61 homes, permissioned (170 m)
- Land west of Greyfriars Road, not permissioned (190 m)
- 4 Turret Lane: up to 6 homes, permissioned (200 m)
- 434 Woodbridge Road, IP4 4EN: up to 15 homes, permissioned (200 m)
- 38 Princes Street Ipswich IP1 1RJ: up to 5 homes, permissioned (210 m)
- 3-4 Lower Brook Mews: up to 6 homes, not permissioned (220 m)
Flood risk
No address in this postcode is in an area at high, medium or low risk of flooding from rivers, the sea or surface water. The rest are in areas at very low risk: less than a 0.1% (1 in 1,000) chance a year.
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 100%, gigabit 100% 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 Nicholas Street.