CM21 GP catchment: which practices serve the CM21 postcode district
14,099 people living in the CM21 postcode district are registered with a GP (July 2026), 95% of them at 4 practices. The practice with the most is Central Surgery in Sawbridgeworth, with 12,249 (87%). The 3 largest together hold 93% 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 CM21 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 East Hertfordshire and Epping Forest.
| Practice | Town | Residents registered | Share | Overall experience good | CQC rating |
|---|---|---|---|---|---|
| Central Surgery | Sawbridgeworth | 12,249 | 87% | 74% | Good |
| Much Hadham Health Centre | Much Hadham | 565 | 4% | 92% | Good |
| Old Harlow Health Centre | Harlow | 360 | 3% | 90% | Outstanding |
| The Eden Surgeries | Bishops Stortford | 312 | 2% | 72% | Good |
| Church Street Partnership | Bishops Stortford | 147 | 1% | 62% | Good |
Across the 5 practices serving CM21 with survey results, the share of patients describing their overall experience as good ranges from 62% at Church Street Partnership to 92% at Much Hadham Health Centre, with a median of 74% (England: 77%). 2 are above England and 1 below by more than the survey's margin of error. Much Hadham Health Centre has the highest share finding it easy to get through by phone (94%, England 57%).
Which GP practices serve CM21?
Central Surgery, Much Hadham Health Centre, Old Harlow Health Centre, The Eden Surgeries and Church Street Partnership have the most registered patients living in CM21.
How many people in CM21 are registered with a GP?
14,099, 95% of them at 4 practices.
Which GP near CM21 do patients rate highest?
Among the practices serving the district, Much Hadham Health Centre: 92% of its patients rated their overall experience good in the 2026 GP Patient Survey.