SL3 9HS Windsor and Maidenhead
Live postcode, introduced January 1980. Ward: Datchet, Horton & Wraysbury. Region: South East.
Streets
- Penn Road, Datchet: 66 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 (32% of about 810 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.
Flood risk
Rivers, the sea or surface water: in this postcode, 38 addresses are in areas at high risk, 12 at medium risk and 14 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 65 homes the Environment Agency counts, 39 are in areas at high risk, 12 medium, 14 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 66 addresses are between 18 m and 19 m above sea level (18 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 | Datchet 228,000 journeys in 2024–25 | 950 m (0.6 miles) |
| Sunnymeads 27,000 journeys in 2024–25 | 1.4 km (0.9 miles) | |
| Windsor and Eton Riverside 1.1 million journeys in 2024–25 | 2.8 km (1.8 miles) | |
| Bus stops | 7 stops within 400 m (0.2 miles), 15 within 800 m (0.5 miles); nearest Old Plough Corner Datchet Common | 170 m |
| Bus or coach station | Brunel Way Slough Town Centre | 3.7 km (2.3 miles) |
| Ferry terminal | Shepperton Ferry Landing | 13.4 km (8.3 miles) |
| Car parks | 1 within 800 m (0.5 miles); nearest Horton Rd Car Park | 780 m (0.5 miles) |
| EV charging points | bp pulse Charging Station | 1.7 km (1.1 miles) |
| Airport with scheduled flights | London Heathrow Airport LHR | 7.5 km (4.6 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 1 practices within 1.6 km (1 mile); nearest Datchet Health Centre | 730 m (0.5 miles) |
| Pharmacies | 1 pharmacies within 1.6 km (1 mile); nearest Datchet Village Pharmacy | 1 km (0.6 miles) |
| NHS dentists | 1 practices within 1.6 km (1 mile); nearest Horton Road (Dental Surgery) | 790 m (0.5 miles) |
| Hospital | Upton Hospital | 3.2 km (2 miles) |
| Police station | Thames Valley Police - Langley Police Station | 1.8 km (1.1 miles) |
| Cash machines | BP - Brands Hill SF Connect Cashzone | 2.3 km (1.4 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m (0.5 miles); nearest Unnamed 1.5 ha | 330 m |
| Play area | 2 within 800 m (0.5 miles); nearest Unnamed 900 m² | 470 m (0.3 miles) |
| Playing field | 2 within 800 m (0.5 miles); nearest Unnamed 7.3 ha | 480 m (0.3 miles) |
| Allotments | Unnamed 2,520 m² | 2.1 km (1.3 miles) |
Within 800 m (0.5 miles): 1 park or garden, 1.5 hectares in all.
Landmarks
The nearest historic landmark is Ditton Park, a registered park or garden (Grade II), 1.2 km (0.7 miles) north. 19 listed buildings are within 1 km (0.6 miles).
| Name | What it is | From the postcode's centre |
|---|---|---|
| Ditton Park | Registered park or garden, Grade II | 1.2 km (0.7 miles) north |
| The Royal Estate, Windsor: Windsor Castle and Home Park | Registered park or garden, Grade I | 2.1 km (1.3 miles) west |
| Name | What it is | From the postcode's centre |
|---|---|---|
| The Queen Mother Reservoir | Lake or reservoir | 1.1 km (0.7 miles) east |
| Sumptermead Ait | Island | 1.5 km (0.9 miles) west |
| Ham Island | Island | 1.6 km (1 mile) south |
| Lion Island | Island | 1.7 km (1.1 miles) south-west |
| Brands Hill | Hill | 1.9 km (1.2 miles) north-east |
| Oak Plantation | Wood | 3.2 km (2 miles) north-east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 12.4 | 40 | 10 |
| Fine particles (PM2.5) | 7.6 | 20 | 5 |
| Particles (PM10) | 11.7 | 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, rail and aircraft noise
| Level | Road traffic | Railways | Aircraft |
|---|---|---|---|
| 55 to 59 | 24 | 0 | 66 |
| Under 55 | 42 | 66 | 0 |
24 of the postcode's 66 addresses are modelled at 55 dB or more from road traffic, and 66 from aircraft, 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 | 8% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 52% | 61% |
| Owned outright | 14% | 33% |
| Shared ownership | 0% | 1% |
| Social rented | 18% | 17% |
| Private rented | 30% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 79% | 57% |
| Unemployment (of those working or looking for work) | 5% | 6% |
| Retired (of adults) | 7% | 22% |
| Long-term sick or disabled (of adults) | under 1% | 4% |
| Work mainly from home (of those in work) | 35% | 32% |
| Travel to work by car or van | 51% | 48% |
| By train, Underground, metro or tram | 4% | 4% |
| By any public transport, including bus | 4% | 8% |
| On foot or by bicycle | 8% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 59% | 65% |
| Work 30 km (19 miles) or more away | 7% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 41% | 34% |
| No qualifications | 14% | 18% |
| Apprenticeship as highest qualification | 3% | 5% |
| Main language English (aged 3 and over) | 85% | 91% |
| Cannot speak English well or at all | 3% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 5 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 Penn Road.