IP31 3AZ Mid Suffolk
Live postcode, introduced January 1980. Ward: Walsham-le-Willows. Region: East of England.
Streets
- The Street, Walsham le Willows: 57 addresses
- Wattisfield Road, Walsham le Willows: 1 address
Council tax
What each band costs in Mid Suffolk in 2026-27: Band D £2,317 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,545 | £1,802 | £2,059 | £2,317 | £2,832 | £3,347 | £3,861 | £4,634 |
Homes by band in the neighbourhood around this postcode: most are in band B (25% of about 850 homes).
Planning and heritage
- Conservation area: yes, Walsham le Willows (council page). Extensions, demolition, some windows and doors, and work on trees need consent.
- Listed buildings within 100 m of this postcode: 6.
- 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
- CLIVE COTTAGE, grade II
- RIVERSIDE COTTAGE, grade II
- SIDEWAYS, grade II
- THE CHESTNUTS, grade II
- THORNFIELD, grade II
- UNITED REFORMED CHURCH, grade II
Flood risk
Rivers, the sea or surface water: in this postcode, 6 addresses are in areas at high risk, 1 at medium risk and 4 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: of the 34 homes the Environment Agency counts, 3 are in areas at high risk, 0 medium, 3 low and 0 very low.
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: 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.
Broadband
Superfast 100%, ultrafast 90%, gigabit 90% 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 The Street.