SL4 1PS Windsor and Maidenhead
Live postcode, introduced January 1980. Ward: Eton & Castle. Region: South East.
Streets
- Thames Street, Windsor: 3 addresses
Council tax
What each band costs in Windsor and Maidenhead in 2026-27: Band D £1,953 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,302 | £1,519 | £1,736 | £1,953 | £2,387 | £2,820 | £3,254 | £3,905 |
Homes by band in the neighbourhood around this postcode: most are in band C (22% of about 1,080 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: 20.
- 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
- OLD BANK HOUSE (BREWERY OFFICE), grade II*
- 18, THAMES STREET, grade II
- 19, THAMES STREET, grade II
- 20 AND 21, THAMES STREET, grade II
- 22, THAMES STREET, grade II
- 23, THAMES STREET, grade II
- 24 AND 25, THAMES STREET, grade II
- 28, THAMES STREET, grade II
- 30, THAMES STREET, grade II
- 40A AND 41, THAMES STREET, grade II
- 42-45, THAMES STREET, grade II
- 50 and 51 Thames Street, grade II
- Former The Swan Public House, grade II
- Hundred Steps Lodge, grade II
- KING GEORGE V MEMORIAL, grade II
- NOS 13-16 INCLUDING FORMER NO 17, grade II
- Prince Christian Victor of Schleswig-Holstein Monument, grade II
- THE ADAM AND EVE PUBLIC HOUSE, grade II
- THEATRE ROYAL, grade II
- WILLIAM IV PUBLIC HOUSE, grade II
Brownfield land registered for housing within 1.0 km
- Windsor and Eton Riverside Station Car Park: up to 30 homes, not permissioned (290 m)
- Windsor and Eton Riverside Station Car Park, REC (370 m)
- Minton Place Victoria Street Windsor SL4 1EG (470 m)
- Minton Place, Victoria Street, Windsor: up to 100 homes, not permissioned (530 m)
- Windsor Business Quarter, 67 Alma Road, Windsor: up to 315 homes, pending decision (1.0 km)
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.
Height above sea level
The postcode's 3 addresses are between 22 m and 28 m above sea level (24 m on average).
Broadband
Superfast 0%, ultrafast 0%, gigabit 0% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Windsor and Eton Riverside 1.1 million journeys in 2024–25 | 170 m |
| Windsor and Eton Central 1.7 million journeys in 2024–25 | 210 m | |
| Datchet 228,000 journeys in 2024–25 | 2.0 km | |
| Bus stops | 9 stops within 400 m, 24 within 800 m; nearest Windsor Castle | 30 m |
| Bus or coach station | Brunel Way Slough Town Centre | 3.2 km |
| Car parks | 7 within 800 m; nearest River Street Car Park | 70 m |
| EV charging points | 10 within 1.6 km; nearest ubitricity | 480 m |
| Airport with scheduled flights | London Heathrow Airport LHR | 10.4 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 4 practices within 1.6 km; nearest South Meadow Surgery | 520 m |
| Pharmacies | 4 pharmacies within 1.6 km; nearest Superdrug Pharmacy | 280 m |
| NHS dentists | 9 practices within 1.6 km; nearest 1 Farm Yard | 140 m |
| Hospital | Hrh Princess Christian's Hospital | 600 m |
| Police station | Thames Valley Police - Windsor Police Station | 950 m |
| Cash machines | 2 machines within 800 m; nearest Snax 24 - Rushden | 340 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 5 within 800 m; nearest Alexandra Gardens 2.7 ha | 220 m |
| Largest park within 800 m | Windsor Great Park 1,171 ha | 530 m |
| Play area | 3 within 800 m; nearest Unnamed 590 m² | 380 m |
| Playing field | 2 within 800 m; nearest The Home Park 30 ha | 300 m |
| Allotments | 1 within 800 m; nearest Brook Street Allotments 2,830 m² | 710 m |
Within 800 m: 5 parks and gardens, 1,193 hectares in all.
Landmarks
The nearest historic landmark is Old Bank House (Brewery Office), a listed building (Grade II*), 70 m north-east. 296 listed buildings are within 1.0 km, 2 of them Grade I and 20 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Old Bank House (Brewery Office) | Listed building, Grade II* | 70 m north-east |
| Sir Christopher Wren Hotel | Listed building, Grade II* | 110 m north |
| St Georges School | Listed building, Grade II* | 200 m north-east |
| Windsor Castle including all the buildings within the walls | Listed building, Grade I | 250 m east |
| Windsor Castle | Scheduled monument | 280 m east |
| Eton College | Registered park or garden, Grade II | 1.0 km north |
| The Royal Estate, Windsor: Windsor Castle and Home Park | Registered park or garden, Grade I | 1.1 km south-east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Firework Ait | Island | 200 m north-west |
| Broad Water | Lake or reservoir | 430 m east |
| Cutlers Ait | Island | 560 m north |
| Deadwater Ait | Island | 580 m west |
| Queen Mary's Plantation | Wood | 2.1 km south-west |
| Peter's Hill | Hill | 3.0 km south |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 13.3 | 40 | 10 |
| Fine particles (PM2.5) | 7.6 | 20 | 5 |
| Particles (PM10) | 11.4 | 40 | 15 |
All three are within the UK legal limits; nitrogen dioxide and PM2.5 are above the WHO guideline, as in most towns and cities.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 60 to 64 | 2 | 0 |
| 55 to 59 | 1 | 0 |
| Under 55 | 0 | 3 |
3 of the postcode's 3 addresses are modelled at 55 dB or more from road traffic, above the WHO guidelines.
People and work
Who lives here
| Around this postcode | England | |
|---|---|---|
| Median age | 43 | 40 |
| Children under 15 | 8% | 17% |
| Aged 65 and over | 22% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 18% | 61% |
| Owned outright | 13% | 33% |
| Shared ownership | 2% | 1% |
| Social rented | 22% | 17% |
| Private rented | 58% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 64% | 57% |
| Unemployment (of those working or looking for work) | 9% | 6% |
| Retired (of adults) | 20% | 22% |
| Long-term sick or disabled (of adults) | 2% | 4% |
| Work mainly from home (of those in work) | 45% | 32% |
| Travel to work by car or van | 26% | 48% |
| By train, Underground, metro or tram | 3% | 4% |
| By any public transport, including bus | 5% | 8% |
| On foot or by bicycle | 23% | 10% |
| Work within 10 km of home (of those who travel to work) | 66% | 65% |
| Work 30 km or more away | 9% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 47% | 34% |
| No qualifications | 15% | 18% |
| Apprenticeship as highest qualification | 6% | 5% |
| Main language English (aged 3 and over) | 82% | 91% |
| Cannot speak English well or at all | 4% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 8 of 10 on the English Indices of Deprivation 2025, where 1 is the most deprived tenth of England's 33,755 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on Thames Street.