PE21 7RT Boston
Live postcode, introduced January 1980. Ward: St Thomas'. Region: East Midlands.
Streets
- Bayswood Avenue, Boston: 64 addresses
- Marsh Lane, Boston: 1 address
Council tax
What each band costs in Boston in 2026-27: Band D £2,309 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,539 | £1,796 | £2,052 | £2,309 | £2,822 | £3,335 | £3,848 | £4,617 |
Homes by band in the neighbourhood around this postcode: most are in band B (42% of about 730 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: none.
- 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.
Brownfield land registered for housing within 1.0 km
- Former Norton Lea (NHS) Site, Cork Tree Crescent, London Road, Boston: up to 62 homes, not permissioned (280 m)
- Land off Carmel Green, Park Road, Boston: up to 8 homes, permissioned (680 m)
- 10-13 London Road, Boston, permissioned (800 m)
- 138-142 High Street, Boston: up to 8 homes, 1 (1.0 km)
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 1 at medium risk and 63 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 64 homes the Environment Agency counts, 0 are in areas at high risk, 0 medium, 64 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 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 Bayswood Avenue.