SL3 postcode area
The SL3 postcode district spans 11 neighbourhoods (MSOAs) in Buckinghamshire, Slough, Windsor and Maidenhead. Area Scores range from 32 to 85 across them.
In summary
There is a sharp split within the SL3 district: Farnham & Hedgerley scores 86 out of 100 (#978 of 6,856 nationally) while Wexham Road sits at 33 — neighbours on the map, 53 points apart on the index. It mixes both ends of the national picture — 4 neighbourhoods in the least-deprived third of England and 2 in the most-deprived third. House prices stretch as far as the scores do: medians run from £300,000 in Central Slough & Upton Court to £700,000 in Farnham & Hedgerley — a 2.3× gap within the SL3 district. Note that the district straddles 3 local authorities — Buckinghamshire, Slough and Windsor and Maidenhead — so its neighbourhoods answer to different councils.
| Neighbourhood | Nat. rank | Area score | Median price |
|---|---|---|---|
| Farnham & HedgerleyBuckinghamshire | 978 | 86 | £700,000 |
| Stoke Poges & George GreenBuckinghamshire | 1,732 | 75 | £575,000 |
| Langley St Mary'sSlough | 2,048 | 70 | £471,000 |
| Iver & Richings ParkBuckinghamshire | 2,219 | 68 | £552,500 |
| DatchetWindsor and Maidenhead | 2,802 | 59 | £542,500 |
| Langley KederminsterSlough | 3,261 | 52 | £487,500 |
| Langley FoxboroughSlough | 3,878 | 43 | £412,500 |
| Central Slough & Upton CourtSlough | 4,063 | 41 | £300,000 |
| Colnbrook & PoyleSlough | 4,474 | 35 | £373,500 |
| Wexham LeaSlough | 4,611 | 33 | £440,000 |
| Wexham RoadSlough | 4,618 | 33 | £435,000 |
Nearby areas
Postcode districts around SL3.
A postcode district overlaps several neighbourhoods, so figures are shown per neighbourhood rather than as a single postcode average — neighbouring areas can differ a lot. Neighbourhood (MSOA) boundaries contain ONS data © Crown copyright and database right 2025, Open Government Licence v3.0.