CB4 3AA Cambridge
Live postcode, introduced January 1980. Ward: West Chesterton. Region: East of England.
Streets
- Chesterton Lane, Cambridge: 17 addresses
- Chesterton Lane, Cambridge: 2 addresses
- Milton Road, Cambridge: 1 address
- Alpha Road, Cambridge: 1 address
Council tax
What each band costs in Cambridge in 2026-27: Band D £2,467 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,645 | £1,919 | £2,193 | £2,467 | £3,015 | £3,563 | £4,112 | £4,934 |
Homes by band in the neighbourhood around this postcode: most are in band E (32% of about 650 homes).
Planning and heritage
- Conservation area: yes, Castle And Victoria Road (council page). 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: 1 protected tree within 100 m of this postcode.
- Green belt: no.
Listed buildings
- CHURCH OF ST GILES, grade II*
- CASTLE BRAE, grade II
- WENTWORTH HOUSE, grade II
Brownfield land registered for housing within 1.0 km
- Carlyle Lodge 71A Chesterton Road Cambridge CB4 3AN: up to 6 homes, permissioned (330 m)
- Henry Giles House Chesterton Road, not permissioned (370 m)
- Housing allocation at, Henry Giles House, Chesterton Road, Cambridge, CB4: up to 48 homes, not permissioned (380 m)
- St. Edmund's College, CAMBRIDGE, CB3 0BN, permissioned (520 m)
- 121 - 125 Chesterton Road Cambridge Cambridgeshire: up to 19 homes, permissioned (580 m)
- 18 Chesterton Road Cambridge Cambridgeshire: up to 8 homes, permissioned (590 m)
- 54 - 58, Chesterton Road, CAMBRIDGE, CB4 1EW: up to 8 homes, permissioned (790 m)
- Former Milton Road Primary School Milton Road, permissioned (820 m)
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 0 at medium risk and 1 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 91%, gigabit 91% 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 Chesterton Lane.