SL3 GP catchment: which practices serve the SL3 postcode district
57,679 people living in the SL3 postcode district are registered with a GP (July 2026), 95% of them at 15 practices. The practice with the most is Langley Health Centre in Slough, with 21,692 (38%). The 3 largest together hold 67% of the district's registrations.
Latest data: July 2026. Registered patients by neighbourhood July 2026; GP Patient Survey 2026.
These are the practices people living in SL3 are actually registered with, from NHS England's count of registered patients by neighbourhood; a practice's own catchment boundary can be wider or narrower. The district is mostly in Slough and Windsor and Maidenhead.
| Practice | Town | Residents registered | Share | Overall experience good | CQC rating |
|---|---|---|---|---|---|
| Langley Health Centre | Slough | 21,692 | 38% | 75% | Good |
| The Orchard Surgery | Slough | 9,986 | 17% | 57% | Good |
| Datchet Health Centre | Slough | 6,750 | 12% | 78% | Good |
| Herschel Medical Centre | Slough | 3,615 | 6% | 79% | Good |
| Chapel Medical Centre | Slough | 2,816 | 5% | 63% | Good |
| Iver Medical Centre | Iver | 1,535 | 3% | 66% | Good |
| Bharani Medical Centre | Maidenhead | 1,385 | 2% | 65% | Good |
| Manor Park Medical Centre | Slough | 1,321 | 2% | 74% | Good |
| Farnham Road Surgery | Slough | 1,248 | 2% | 71% | Good |
| The Village Medical Centre | Slough | 1,179 | 2% | 68% | Good |
| Shreeji Medical Centre | Slough | 740 | 1% | 60% | Good |
| Dr Veena Sharma | Slough | 722 | 1% | 71% | Good |
| Denham Medical Centre | Uxbridge | 721 | 1% | 69% | Good |
| Kumar Medical Centre | Slough | 692 | 1% | 72% | Good |
Across the 14 practices serving SL3 with survey results, the share of patients describing their overall experience as good ranges from 57% at The Orchard Surgery to 79% at Herschel Medical Centre, with a median of 70% (England: 77%). 0 are above England and 6 below by more than the survey's margin of error. Kumar Medical Centre has the highest share finding it easy to get through by phone (78%, England 57%).
Which GP practices serve SL3?
Langley Health Centre, The Orchard Surgery, Datchet Health Centre, Herschel Medical Centre and Chapel Medical Centre have the most registered patients living in SL3.
How many people in SL3 are registered with a GP?
57,679, 95% of them at 15 practices.
Which GP near SL3 do patients rate highest?
Among the practices serving the district, Herschel Medical Centre: 79% of its patients rated their overall experience good in the 2026 GP Patient Survey.