DN21 1ED West Lindsey
Live postcode, introduced October 2021. Ward: Gainsborough East. Region: East Midlands.
Streets
- Thomas Cooper Drive, Gainsborough: 58 addresses
- Parkside Way, Gainsborough: 1 address
- Great Oaks Avenue, Gainsborough: 1 address
Council tax
What each band costs in West Lindsey in 2026-27: Band D £2,354 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,570 | £1,831 | £2,093 | £2,354 | £2,877 | £3,401 | £3,924 | £4,709 |
Homes by band in the neighbourhood around this postcode: most are in band A (59% of about 1,250 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
- Middlefield School of Technology, Middlefield Lane, Gainsborough: up to 112 homes, not permissioned (730 m)
- Middlefield School of Technology, Middlefield Lane, Gainsborough: up to 54 homes, permissioned (740 m)
- Gainsborough Park, Glentham Road, Gainsborough: up to 13 homes, permissioned (800 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 97%, ultrafast 97%, gigabit 97% 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 Thomas Cooper Drive.