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CM21 0LX

Postcode

A postcode in East Hertfordshire 009C, Much Hadham ward, East Hertfordshire.

This report describes the area around CM21 0LX, 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 CM21 0LX

Schools near CM21 0LX

Within 2 km, nearest first
SchoolDistanceLatest Ofsted outcome
Spellbrook CofE Primary School
Primary. 53% met the expected standard at KS2 (2024/25)
1.9 km
23 minutes on foot
Report card, February 2026: safeguarding met
Leventhorpe
Secondary. Attainment 8 of 47.1 (2025/26, provisional)
1.9 km
24 minutes on foot
Good (overall), April 2024

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 CM21 0LX

Latest sale at each postcode
  • £730,000CM21 0LXApril 2026, semi-detached, established, freehold10 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

The neighbourhood: East Hertfordshire 009C

Everything about East Hertfordshire 009C
Deprivation score
19.2
Joint 15,310th most deprived of 33,755
MHCLG · England only
Median sale price
£491,000
Joint 5,000th most expensive of 31,750
Worked out by Open Index
Population
1,416
Joint 18,928th least populated of 46,844
ONS Census 2021 · 2021
Gigabit broadband coverage
49.7%
UK 87.8%
Ofcom · Jan 2026

The postcode district: CM21

Everything about CM21
Median sale price
£450,000
Joint 412th most expensive of 2,235
Worked out by Open Index
Population
11,371
803rd least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
21%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
82.8%
UK 87.8%
Ofcom · Jan 2026

Your MP

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

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.