CM23 3GW
PostcodeA postcode in East Hertfordshire 007B, Bishop's Stortford All Saints ward, East Hertfordshire.
This report describes the area around CM23 3GW, 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 CM23 3GW
- 11 crimes within 500 mAugust, the same as JulyEast Hertfordshire 007B: 60 a year per 1,000 peopleMap point
- Bishops Stortford, 510 mAbout 6 minutes on footExact point
- 3 schools within 800 mNearest is 470 m awayExact point
- No property in CM23 3GW listed at risk of floodingFrom rivers or the sea, with flood defences, in the Environment Agency's assessmentPostcode
- England’s least deprived 10%This neighbourhood, East Hertfordshire 007BNeighbourhood
- £457,417 average priceFor the whole of East Hertfordshire, July 2026Council
- 2 GP practices within 1 kmNearest is 570 m awayPostcode
- 7 supermarkets within 1 kmNearest is 290 m awayExact point
- No gigabit broadband at CM23 3GWSuperfast for 100%. What can be ordered, January 2026Postcode
- Loud road and rail noise at CM23 3GWRoad 52 dB, rail 69 dB (Lden, modelled for 2021)Postcode
- In a radon Affected Area, class 2 of 61% to 3% of homes in this 1 km square are estimated to be at or above the radon Action Level1 km grid
- 12.1 µg/m³ nitrogen dioxideModelled yearly average for this 1 km square, 20251 km grid
Schools near CM23 3GW
Within 2 km, nearest first| School | Distance | Latest Ofsted outcome |
|---|---|---|
| Thorn Grove Primary School Primary. 60% met the expected standard at KS2 (2024/25) | 470 m 6 minutes on foot | Standards maintained, October 2024 |
| The Hertfordshire & Essex High School and Science College Secondary. Attainment 8 of 62.0 (2025/26, provisional) | 640 m 8 minutes on foot | Outstanding (overall), November 2023 |
| Thorley Hill Primary School Primary. 87% met the expected standard at KS2 (2024/25) | 800 m 10 minutes on foot | School remains Good, March 2024 |
| Hockerill Anglo-European College Secondary. Attainment 8 of 62.3 (2025/26, provisional) | 990 m 12 minutes on foot | Good (overall), June 2022 |
| White Trees Independent School Special | 1 km 13 minutes on foot | No outcome in Ofsted's file |
| St Michael's Church of England Primary School Primary. 68% met the expected standard at KS2 (2024/25) | 1 km 13 minutes on foot | Standards maintained, January 2025 |
| Windhill21 Primary. 70% met the expected standard at KS2 (2024/25) | 1.1 km 14 minutes on foot | Standards maintained, March 2025 |
| Richard Whittington Primary School Primary. 80% met the expected standard at KS2 (2024/25) | 1.2 km 15 minutes on foot | School remains Good, November 2019 |
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 CM23 3GW
Latest sale at each postcode- £660,000Boundary Road, CM23 5LEJuly 2025, detached, established, freehold90 m
- £370,000Tanners Wharf, CM23 3FDMarch 2025, flat or maisonette, established, leasehold100 m
- £345,000Mill Street, CM23 3DRMarch 2026, terraced, established, freehold110 m
- £685,000Great Eastern Close, CM23 5JPJune 2026, detached, established, freehold120 m
- £275,000Tanners Wharf, CM23 3FEMay 2026, flat or maisonette, established, leasehold120 m
- £257,500London Road, CM23 3LEApril 2025, flat or maisonette, established, leasehold120 m
- £360,000The Moorings, CM23 3DQJune 2026, terraced, established, freehold130 m
- £275,000Southmill Road, CM23 3DAMarch 2026, flat or maisonette, established, leasehold150 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 CM23 3GW
In a straight lineStations
- Bishops Stortford6 minutes on foot510 m
GP practices
- HELIX MEDICAL CENTRE570 m
- SOUTH STREET SURGERY660 m
Pharmacies
- HOBBS PHARMACY570 m
- TRINITY PHARMACY670 m
Dental practices
- SOUTH STREET (DENTAL SURGERY)670 m
- THE DENTIST820 m
- THE ORTHODONTIC PRACTICE870 m
- RIVERSIDE DENTAL PRACTICE910 m
- SMILE AND WELLBEING DENTAL910 m
Supermarkets
- Little Waitrose Shell ThorleyWaitrose290 m
- Co-op Bishop's StortfordEast of England Co-operative530 m
- Aldi Hockerill Bishop's StortfordAldi560 m
- Tesco Havers Ln ExpressTesco810 m
- Tesco Bishop's Stortford South St ExpressTesco870 m
The neighbourhood: East Hertfordshire 007B
Everything about East Hertfordshire 007BThe postcode district: CM23
Everything about CM23Your MP
- Josh DeanLabourMP for Hertford and Stortford
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.