SL4 5AR Windsor and Maidenhead
Live postcode, introduced January 1980. Ward: Eton & Castle. Region: South East.
Streets
- Clarence Road, Windsor: 24 addresses
- Unnamed street near Clarence Road, Clewer Village: 1 address
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 D (31% of about 1,300 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
- Windsor Business Quarter, 67 Alma Road, Windsor: up to 315 homes, pending decision (280 m)
- Minton Place Victoria Street Windsor SL4 1EG (690 m)
- Minton Place, Victoria Street, Windsor: up to 100 homes, not permissioned (720 m)
- King Edward VII Hospital, Windsor: up to 47 homes, not permissioned (870 m)
- Vale Road Industrial site, REC (920 m)
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 6 at medium risk and 17 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 22 homes the Environment Agency counts, 0 are in areas at high risk, 0 medium, 22 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.
Height above sea level
The postcode's 25 addresses are between 20 m and 21 m above sea level (20 m on average).
Broadband
Superfast 100%, ultrafast 100%, gigabit 100% 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 Central 1.7 million journeys in 2024–25 | 800 m |
| Windsor and Eton Riverside 1.1 million journeys in 2024–25 | 1.2 km | |
| Datchet 228,000 journeys in 2024–25 | 2.9 km | |
| Bus stops | 6 stops within 400 m, 18 within 800 m; nearest Vansittart Road Windsor | 60 m |
| Bus or coach station | Brunel Way Slough Town Centre | 4.0 km |
| Car parks | 3 within 800 m; nearest Parking space on Christian Square, SL4 | 440 m |
| EV charging points | 11 within 1.6 km; nearest Albert Street | 120 m |
| Airport with scheduled flights | London Heathrow Airport LHR | 11.2 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 4 practices within 1.6 km; nearest Clarence Medical Centre | 240 m |
| Pharmacies | 5 pharmacies within 1.6 km; nearest Windsor Pharmacy | 620 m |
| NHS dentists | 12 practices within 1.6 km; nearest Oxford Road Dental Surgery | 330 m |
| Hospital | Hrh Princess Christian's Hospital | 570 m |
| Police station | Thames Valley Police - Windsor Police Station | 400 m |
| Cash machines | 4 machines within 800 m; nearest Shell Windsor | 170 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 4 within 800 m; nearest Alexandra Gardens 2.7 ha | 560 m |
| Largest park within 800 m | South Meadow 16 ha | 760 m |
| Play area | 5 within 800 m; nearest Unnamed 770 m² | 220 m |
| Playing field | 4 within 800 m; nearest Vansittart Recreation Ground Park 2.5 ha | 190 m |
| Allotments | 4 within 800 m; nearest Unnamed 3,520 m² | 200 m |
Within 800 m: 4 parks and gardens, 28 hectares in all.
Landmarks
The nearest historic landmark is Edgeworth House Youth Hostel Association, a listed building (Grade II*), 590 m north-west. 140 listed buildings are within 1.0 km, 1 of them Grade I and 5 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Edgeworth House Youth Hostel Association | Listed building, Grade II* | 590 m north-west |
| The Limes | Listed building, Grade II* | 630 m north-west |
| Church of St Andrew | Listed building, Grade II* | 640 m north-west |
| Railway Bridge Carrying the Winsor Slough Line Over the Thames | Listed building, Grade II* | 690 m north |
| Windsor Castle | Scheduled monument | 1.2 km east |
| Moated site at Moat Park, New Windsor | Scheduled monument | 1.4 km south |
| Eton College | Registered park or garden, Grade II | 1.8 km north-east |
| The Royal Estate, Windsor: Windsor Castle and Home Park | Registered park or garden, Grade I | 1.8 km east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Deadwater Ait | Island | 660 m north-east |
| Baths Island | Island | 680 m north |
| Firework Ait | Island | 900 m north-east |
| Upper Hope | Lake or reservoir | 1.1 km north |
| Queen Mary's Plantation | Wood | 1.5 km south |
| Bromley Hill | Hill | 2.7 km south |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 11.7 | 40 | 10 |
| Fine particles (PM2.5) | 7.5 | 20 | 5 |
| Particles (PM10) | 11.5 | 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 | 1 | 0 |
| 55 to 59 | 11 | 0 |
| Under 55 | 13 | 25 |
12 of the postcode's 25 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 | 38 | 40 |
| Children under 15 | 19% | 17% |
| Aged 65 and over | 19% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 36% | 61% |
| Owned outright | 18% | 33% |
| Shared ownership | under 1% | 1% |
| Social rented | 33% | 17% |
| Private rented | 31% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 60% | 57% |
| Unemployment (of those working or looking for work) | 4% | 6% |
| Retired (of adults) | 24% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 46% | 32% |
| Travel to work by car or van | 37% | 48% |
| By train, Underground, metro or tram | 4% | 4% |
| By any public transport, including bus | 4% | 8% |
| On foot or by bicycle | 12% | 10% |
| Work within 10 km of home (of those who travel to work) | 64% | 65% |
| Work 30 km or more away | 6% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 46% | 34% |
| No qualifications | 14% | 18% |
| Apprenticeship as highest qualification | 4% | 5% |
| Main language English (aged 3 and over) | 86% | 91% |
| Cannot speak English well or at all | 1% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 7 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 Clarence Road.