CM22 postcode area guide — East Hertfordshire
House prices, crime, broadband speeds, mobile signal, schools and demographics for the CM22 postcode district in East Hertfordshire — every official dataset on one page.
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Where is CM22?
Broadband & internet speeds in CM22
Excellent coverage
Superfast (30Mb+)
96.8%
Ultrafast (300Mb+)
88.6%
Gigabit-capable
88.6%
Below USO (10Mb)
0.6%
Broadband availability in the CM22 postcode district (East Hertfordshire) is Excellent — gigabit-capable full fibre is widely available. Across the 505 postcodes Ofcom measures in CM22, superfast broadband (30 Mbit/s or faster) reaches 96.8% of premises and gigabit-capable lines are available to 88.6%.
Around 0.6% of premises in CM22 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in CM22
| Postcode | Superfast | Gigabit |
|---|---|---|
| CM22 6AA | 100% | 100% |
| CM22 6AB | 100% | 100% |
| CM22 6AD | 100% | 100% |
| CM22 6AE | 100% | 100% |
| CM22 6AF | 100% | 100% |
| CM22 6AG | 100% | 82.6% |
| CM22 6AH | 100% | 72.7% |
| CM22 6AJ | 100% | 100% |
| CM22 6AL | 100% | 100% |
| CM22 6AN | 100% | 0% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around East Hertfordshire
Ofcom's coverage model for the wider East Hertfordshire district (71,670 premises):
4G indoors — all networks
87.2%
4G outdoors — all networks
98.8%
5G outdoors — all networks
27.7%
Voice indoors — all networks
90.2%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in CM22
Police recorded 16 incidents within about a mile of the centre of CM22 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 4 | 25.0% |
| Anti-social behaviour | 3 | 18.8% |
| Shoplifting | 3 | 18.8% |
| Burglary | 2 | 12.5% |
| Criminal damage & arson | 1 | 6.3% |
| Other theft | 1 | 6.3% |
| Public order | 1 | 6.3% |
| Vehicle crime | 1 | 6.3% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in CM22
Based on 166 sales registered with HM Land Registry in the last 12 months, the median sold price in CM22 is £495,000, down 1.0% on the previous year (£500,000).
Detached
£665,000
85 sales
Semi-detached
£439,000
40 sales
Terraced
£325,000
26 sales
Flat / maisonette
£185,000
8 sales
Latest recorded sales in CM22
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 22 May 2026 | £585,000 | Semi-detached | Bambers Green | CM22 6PE |
| 20 May 2026 | £425,000 | Semi-detached | Chapel Fields | CM22 6TR |
| 8 May 2026 | £380,000 | Semi-detached | Windmill Place | CM22 6UA |
| 8 May 2026 | £357,500 | Semi-detached | Elm Close | CM22 6LE |
| 23 Apr 2026 | £325,000 | Semi-detached | Glebe End | CM22 6EL |
| 23 Apr 2026 | £420,000 | Terraced | Barnfield | CM22 7JR |
| 22 Apr 2026 | £1,050,000 | Detached | Cannons Lane | CM22 7HX |
| 22 Apr 2026 | £321,450 | Semi-detached | Long Croft | CM22 6RX |
| 20 Apr 2026 | £310,000 | Semi-detached | Brewers End | CM22 6SB |
| 17 Apr 2026 | £1,650,000 | Detached | Cage End | CM22 7HT |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? East Hertfordshire demographics
Census 2021 figures for the wider East Hertfordshire district (150,155 residents, 62,023 households):
| Age profile | |
|---|---|
| Under 15 | 19.3% |
| 15–29 | 21.1% |
| 30–44 | 20.5% |
| 45–64 | 20.9% |
| 65+ | 18.2% |
| Housing tenure | |
|---|---|
| Owner-occupied | 69.4% |
| Private rented | 16.1% |
| Social rented | 11.4% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around CM22
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Elsenham Church of England Voluntary Controlled Primary School | Primary | 4–11 | 403 | CM22 6DD |
| Henham and Ugley Primary and Nursery School | Primary | 3–11 | 213 | CM22 6BP |
| Hatfield Heath Primary School | Primary | 4–11 | 210 | CM22 7EA |
| Roseacres Primary School | Primary | 4–11 | 194 | CM22 6QY |
| Howe Green House School | Not applicable | 2–11 | 130 | CM22 7UF |
| Little Hallingbury Church of England Voluntary Aided Primary School | Primary | 5–11 | 119 | CM22 7RE |
| Sheering Church of England Voluntary Controlled Primary School | Primary | 4–11 | 62 | CM22 7LU |
| St Mary's Church of England Voluntary Aided Primary School, Hatfield Broad Oak | Primary | 4–11 | 49 | CM22 7HH |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in CM22
79 rated food businesses operate in CM22. 54 hold the top rating of 5, 4 are rated 4, and 5 are rated 2 or below.
Among the 5-rated: Anwars, Blossom Barn Nursery, Broad Oak Stores, Caffe Nero, Cammas Hall Fruit Farm Ltd.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in CM22
From a sample of 84 Energy Performance Certificates across 10 CM22 postcodes, the most common rating is band B (average band C). 55% of sampled homes are rated C or better.
Band B
46%
Band C
8%
Band D
20%
Band E
18%
Band F
6%
Band G
1%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for East Hertfordshire
Landlines around CM22 typically use:
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What's it like living in CM22?
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Moving to CM22? Sort your connectivity first
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Postcodes in CM22
Neighbouring districts
All Chelmsford (CM) postcode districts ›
Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.