SL3 9HN
PostcodeA postcode in Windsor and Maidenhead 011C, Datchet, Horton & Wraysbury ward, Windsor and Maidenhead.
This report describes the area around SL3 9HN, not any one home. Each figure is shown at the level it was published: the postcode, a 1 km square, the neighbourhood or the whole council, as its tag says.
Around SL3 9HN
- 13 crimes within 500 mAugust, up 117% on JulyWindsor and Maidenhead 011C: 103 a year per 1,000 peopleMap point
- Sunnymeads, 1 kmAbout 12 minutes on footExact point
- No schools within 800 mNearest is 1.1 km awayExact point
- 20 of 29 properties in SL3 9HN at high risk of floodingFrom rivers or the sea, with flood defences. Also 8 at medium riskFlood zones, which ignore defences: in flood zone 3Postcode
- England’s most deprived 50%This neighbourhood, Windsor and Maidenhead 011CNeighbourhood
- £575,036 average priceFor the whole of Windsor and Maidenhead, July 2026Council
- 1 GP practice within 1 kmNearest is 930 m awayPostcode
- 1 supermarket within 1 kmNearest is 470 m awayExact point
- Gigabit broadband for every home and business at SL3 9HNSuperfast for 100%. What can be ordered, January 2026Postcode
- Moderate road and rail noise at SL3 9HNRoad 64 dB, rail 41 dB (Lden, modelled for 2021)Postcode
- Not in a radon Affected AreaUnder 1% of homes in this 1 km square are estimated to be at or above the radon Action Level1 km grid
- 14.9 µg/m³ nitrogen dioxideModelled yearly average for this 1 km square, 20251 km grid
Schools near SL3 9HN
Within 2 km, nearest first| School | Distance | Latest Ofsted outcome |
|---|---|---|
| Datchet St Mary's CofE Primary School Primary. 60% met the expected standard at KS2 (2024/25) | 1.1 km 14 minutes on foot | School remains Good, February 2024 |
| Churchmead Church of England (VA) School Secondary. Attainment 8 of 42.8 (2025/26, provisional) | 1.4 km 17 minutes on foot | Graded inspection, November 2024: no overall grade |
Distances are in a straight line. Councils and schools set catchments and admissions, which Open Index doesn’t map: the council’s schools pages. Ofsted outcomes are as published, each with its date; grades under different frameworks can’t be compared.
Recent sales near SL3 9HN
Latest sale at each postcode- £370,000Horton Road, SL3 9HNMarch 2023, semi-detached, established, freehold10 m
- £320,000Mill Place, SL3 9HXFebruary 2026, terraced, established, freehold110 m
- £395,000Horton Road, SL3 9HLOctober 2025, terraced, established, freehold160 m
- £365,000Cobb Close, SL3 9QZJanuary 2024, semi-detached, established, freehold200 m
- £319,500Cobb Close, SL3 9QXDecember 2025, semi-detached, established, freehold250 m
- £186,000Cobb Close, SL3 9QUOctober 2024, flat or maisonette, established, leasehold260 m
- £485,000Cobb Close, SL3 9QYFebruary 2025, semi-detached, established, freehold290 m
- £200,000Cobb Close, SL3 9QTMay 2023, flat or maisonette, established, leasehold300 m
HM Land Registry sales at nearby postcodes, by street and postcode only, never a house number. Sales take weeks to be registered. Every sale on the map
Within 1 km of SL3 9HN
In a straight lineStations
- Sunnymeads12 minutes on foot1 km
GP practices
- DATCHET HEALTH CENTRE930 m
Supermarkets
- Tesco Datchet ExpressTesco470 m
The neighbourhood: Windsor and Maidenhead 011C
Everything about Windsor and Maidenhead 011CThe postcode district: SL3
Everything about SL3Your MP
- Jack RankinConservativeMP for Windsor
As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.
Where these figures come from
- Street-level crimeAugust 2026Map point
- Rail and Tube stations2024/25Exact point
- SchoolsExact point
- Flood risk by postcodeJune 2026Postcode
- English Indices of Deprivation 20252025Neighbourhood
- Average house priceJuly 2026Council
- GP practicesPostcode
- SupermarketsExact point
- Broadband by postcodeJanuary 2026Postcode
- Road and rail noise by postcode2021Postcode
- Radon potential1 km grid
- Nitrogen dioxide (NO2)20251 km grid
Counts, distances and walking times are worked out by Open Index from each layer’s published points and outlines, in a straight line from the postcode’s centre. Street names © OpenStreetMap contributors.