How many schools are near CM23 5BJ?

There are 25 schools within a 2-mile catchment of CM23 5BJ, including 2 rated Outstanding by Ofsted. Data from DfE GIAS / Ofsted.

6 crimes were reported within 400m of CM23 5BJ in the most recent month of UK Police API data. The area sits in IMD crime decile 9/10 nationally. For detailed crime breakdowns, visit the NestScope interactive map.

What transport is near CM23 5BJ?

Transport within 0.5 miles of CM23 5BJ includes 31 bus stops. Data from NaPTAN.

NestScope

CM23 5BJ · Neighbourhood Report

Area Report

Last updated 13 JUN 2026

CM23 5BJ

Neighbourhood Report

What's nearby — across walking, short-drive and school catchment distance. Data from official UK government sources.

NestScope Score

79/ 100

One of the most affluent neighbourhoods in England

Anchored on official IMD data — decile 9/10, ranked 27,336 of 32,844 neighbourhoods in England.

How this score is calculated

82Schools

61Safety

92Health

76Transport

69Green

86Amenities

01 — Snapshot

Around CM23 5BJ.

The large figure is how many we found nearby; the chip beside each label is that category’s NestScope score out of 100 — higher beats more of the UK.

Schools82/100

6Good/Outstanding within 1 mi

18 rated Good or better within 2 mi · 25 schools in total

Summercroft Primary SchoolGood · 0.1 mi Birchwood High School0.2 mi All Saints Church of England Primary School and Nursery, Bishop's StortfordGood · 0.2 mi Hockerill Anglo-European CollegeGood · 0.4 mi The Hertfordshire & Essex High School and Science CollegeOutstanding · 0.5 mi Thorn Grove Primary SchoolGood · 0.7 mi

Nearest top-rated: Summercroft Primary School (Good) — 0.1 mi

Safety61/100

6crimes last month

IMD crime decile 5/10 · 6 crimes in 400m last month (residential-weighted: 5.3)

Crimes reported last month · UK Police API

Healthcare92/100

7GP & hospitals

IMD health decile 9/10 · 6 GP, 1 hospital, 6 dentists, pharmacy 0.3 mi within 1.5 mi

Nearest GP: OXFORD & CAMBRIDGE WARD — 0.4 mi

Transport76/100

No rail stations within 0.5 miles · 31 bus stops nearby

Green space69/100

5green spaces

IMD environment decile 8/10 · 2.1 ha total — largest park 1.5 ha (0.31 mi away)

Nearest: Playground (600 m²) — 0.3 mi

Amenities86/100

17supermarkets

17 supermarkets within 2 mi — Spar, Morrisons, Aldi, Waitrose… — nearest 0.3 mi — library 0.8 mi

Nearest: Spar - Bishops Stortford — 0.3 mi

02 — Environment

Environment & risk near CM23 5BJ.

Official risk flags for context — deliberately not part of the NestScope score (they’re categorical hazards, not amenities).

Flood risk

Zone 2 (medium)

Flood Zone 2 — medium risk (1 in 100 to 1 in 1,000) · Source: Environment Agency Flood Map for Planning

Zone 1

Zone 2

Zone 3

Air qualityWithin WHO guideline

9.2µg/m³

NO₂ annual mean · WHO guideline 10 · UK limit 40 · Source: DEFRA UK-AIR 2024

<10

10–20

20–30

30–40

≥40

Road noiseQuiet

51dB Lden

Road traffic, day-evening-night average · Source: DEFRA strategic noise mapping

<55

55–64

65–74

≥75

03 — House prices

Sold prices in CM23.

Average sold price by property type across the CM23 district, 2021–2026 — 4,449 sales.

Detached
Semi-detached
Terraced
Flat

Detached£696k▲ 3.0%

Semi-detached£472k▲ 5.2%

Terraced£366k▼ 0.1%

Flat£257k▲ 2.1%

District-level averages (CM23) — broad enough to show a reliable trend. A single postcode usually sees too few sales to chart. Source: HM Land Registry Price Paid Data (Crown Copyright / OGL v3.0).

About CM23 5BJ

CM23 5BJ scores 79/100 on the NestScope Score, with its strongest showing in healthcare and local amenities — with OXFORD & CAMBRIDGE WARD about 7 minutes' walk away. The breakdown below draws on official UK data covering schools, safety, healthcare, transport, environment and local amenities.

In national context, CM23 5BJ is one of the most affluent neighbourhoods in England — IMD decile 9/10, ranked 27,336 of 32,844 neighbourhoods in England. The Index of Multiple Deprivation is the UK government's official measure of relative deprivation, refreshed roughly every five years. Housing pressure here is low (IMD housing decile 8/10).

There are 25 schools within the typical catchment area, including 2 rated Outstanding by Ofsted and 16 rated Good. The nearest school is Summercroft Primary School (Ofsted: Good), about 2 minutes' walk away.

There were 6 crimes reported on the surrounding streets in the most recent month, indicating a low level of immediate-area crime.

Healthcare access is good, with 6 GP surgeries, 1 hospital and 6 dental practices in the wider neighbourhood. The nearest GP practice is OXFORD & CAMBRIDGE WARD, about 7 minutes' walk away. The nearest hospital is HERTS AND ESSEX HOSPITAL, about 8 minutes' walk away. A pharmacy is about 7 minutes' walk away.

There are no train or Tube stations near CM23 5BJ. Bus services provide the main public transport, with 31 bus stops in the immediate area.

The location sits in Flood Zone 2 (medium risk — between a 1 in 100 and 1 in 1,000 annual chance), which may affect insurance and mortgage availability. road traffic noise is low (about 51 dB Lden).

There are 5 green spaces within walking distance, totalling 2.1 hectares of parks and outdoor space. The nearest is Playground (600 m²), about 6 minutes' walk away. It also lies just beside a Country Park (0.7 mi away), adding open countryside that isn't recorded as a formal park.

There are 17 supermarkets in the wider area, including Spar, Morrisons, Aldi, Waitrose and others. The nearest is Spar - Bishops Stortford, about 5 minutes' walk away. A public library is 0.8 mi away.

Sources: DfE/Ofsted, UK Police API, NHS ODS, NaPTAN, Environment Agency, Ordnance Survey, Natural England, DEFRA, Geolytix and Arts Council England. For an interactive map view, explore CM23 5BJ on NestScope.

View CM23 5BJ on the map Compare with another area

Explore area insights about nearby locations

Area insights about East Hertfordshire, CM23 5BN

Data: DfE/Ofsted · UK Police API · NHS ODS · NaPTAN · Ordnance Survey · Geolytix. Crown Copyright / OGL. Look up any postcode: nestscope.uk/area/YOUR+POSTCODE — e.g. SW1A 1AA, M1 1AE, BS1 1HT.