IP4 1FL Ipswich

Streets

No addresses are linked to this postcode in the ONS UPRN Directory.

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.

Homes by band in the neighbourhood around this postcode: most are in band C (37% of about 1,060 homes).

Sources: Valuation Office Agency, Council Tax: stock of properties, homes at 31 March 2026 (counts rounded to the nearest 10; some small counts withheld), for the neighbourhood (census area of about 700 homes) around it, not just this postcode; Ministry of Housing, Communities and Local Government, council tax levels 2026-27. Bands are charged as fixed shares of Band D; the actual bill depends on the parish and on discounts such as the single-person discount. Check a home's own band with the official council tax band checker.

Planning and heritage

• Conservation area: yes, Wet Dock Conservation Area. Extensions, demolition, some windows and doors, and work on trees need consent.
• Listed buildings within 100 m of this postcode: 3.
• 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

• CHURCH OF ST MARY AT THE QUAY, grade II*
• THE OLD CUSTOM HOUSE, grade II*
• 35, KEY STREET, grade II

Brownfield land registered for housing within 1.0 km

• Smart Street/Foundation Street: up to 56 homes, not permissioned (130 m)
• Commercial Bldgs & Jewish Burial Ground, Star Lane: up to 50 homes, not permissioned (160 m)
• Land between Lower Orwell Street and Star Lane, not permissioned (170 m)
• Smart Street/ Foundation Street Car Park: up to 7 homes, not permissioned (180 m)
• Former Gym and Trim, Foundation Street: up to 18 homes, permissioned (190 m)
• Key Street/ Star Lane/ Burtons Site: up to 86 homes, not permissioned (190 m)
• Old Foundry Road, pending decision (210 m)
• Burton's, College Street: up to 9 homes, permissioned (210 m)

Source: planning.data.gov.uk (Ministry of Housing, Communities and Local Government), compiled from councils and, for listed buildings, Historic England's National Heritage List. Conservation areas, Article 4 directions, tree preservation areas and the green belt are checked at each postcode's centre. Listed buildings and protected trees are counted within 100 m of this postcode. Councils publish Article 4 directions, tree preservation orders and brownfield registers to different standards, and some not yet. Planning applications are not here: there is no national open record of them yet.

Flood risk

The Environment Agency's long-term flood risk figures have not been loaded for this postcode yet.

Flood zone for planning: the postcode centre is in flood zone 3. Zone 3 is a 1% (1 in 100) or greater annual chance of flooding from rivers, or 0.5% from the sea, ignoring defences.

Sources: Environment Agency Flood risk: postcode search tool data (loaded 29 October 2026), Risk of Flooding from Rivers and Sea: postcodes in areas at risk (loaded 29 October 2026) and Flood Map for Planning (loaded 28 October 2026). Flood zones are checked at each postcode's centre point. These are models of areas, which their publishers say are not suitable for showing whether an individual property is at risk, and they do not cover flooding from sewers or drains. Check an address on the official long-term flood risk service.

Broadband

No Ofcom figures for this postcode.