CO9 postcode area guide — Braintree
House prices, crime, broadband speeds, mobile signal, schools and demographics for the CO9 postcode district in Braintree — every official dataset on one page.
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Where is CO9?
Broadband & internet speeds in CO9
Strong coverage
Superfast (30Mb+)
95.6%
Ultrafast (300Mb+)
75.1%
Gigabit-capable
75.1%
Below USO (10Mb)
0.5%
Broadband availability in the CO9 postcode district (Braintree) is Strong — superfast is near-universal and gigabit is rolling out. Across the 903 postcodes Ofcom measures in CO9, superfast broadband (30 Mbit/s or faster) reaches 95.6% of premises and gigabit-capable lines are available to 75.1%.
Around 0.5% of premises in CO9 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 CO9
| Postcode | Superfast | Gigabit |
|---|---|---|
| CO9 1AA | 100% | 91.7% |
| CO9 1AB | 100% | 0% |
| CO9 1AD | 100% | 100% |
| CO9 1AE | 100% | 100% |
| CO9 1AF | 100% | 100% |
| CO9 1AG | 100% | 100% |
| CO9 1AH | 100% | 100% |
| CO9 1AJ | 100% | 100% |
| CO9 1AL | 100% | 100% |
| CO9 1AN | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Braintree
Ofcom's coverage model for the wider Braintree district (75,867 premises):
4G indoors — all networks
84.6%
4G outdoors — all networks
99%
5G outdoors — all networks
42.5%
Voice indoors — all networks
87.7%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in CO9
Police recorded 16 incidents within about a mile of the centre of CO9 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 6 | 37.5% |
| Other theft | 4 | 25.0% |
| Drugs | 3 | 18.8% |
| Criminal damage & arson | 2 | 12.5% |
| Anti-social behaviour | 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 CO9
Based on 283 sales registered with HM Land Registry in the last 12 months, the median sold price in CO9 is £322,500, down 6.0% on the previous year (£343,000).
Detached
£475,000
86 sales
Semi-detached
£320,000
92 sales
Terraced
£268,000
68 sales
Flat / maisonette
£158,500
30 sales
Latest recorded sales in CO9
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 22 May 2026 | £320,000 | Detached | Nether Court | CO9 2HE |
| 14 May 2026 | £475,000 | Detached | Woodpecker Close | CO9 2FS |
| 14 May 2026 | £320,000 | Terraced | Hawthorn Close | CO9 2TQ |
| 14 May 2026 | £200,000 | Flat | High Street | CO9 4EX |
| 13 May 2026 | £280,000 | Other | Broton Drive | CO9 1HB |
| 11 May 2026 | £430,000 | Semi-detached | Church Road | CO9 2PN |
| 11 May 2026 | £210,000 | Terraced | Manfield | CO9 2FH |
| 8 May 2026 | £415,000 | Detached | Meadway | CO9 1TQ |
| 1 May 2026 | £242,500 | Terraced | Alderford Street | CO9 3HX |
| 1 May 2026 | £295,000 | Detached | Cambridge Avenue | CO9 3JB |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Braintree demographics
Census 2021 figures for the wider Braintree district (155,270 residents, 64,983 households):
| Age profile | |
|---|---|
| Under 15 | 18.5% |
| 15–29 | 21.2% |
| 30–44 | 19.1% |
| 45–64 | 20.8% |
| 65+ | 20.5% |
| Housing tenure | |
|---|---|
| Owner-occupied | 67.9% |
| Private rented | 15.1% |
| Social rented | 12.9% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around CO9
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Hedingham School and Sixth Form | Secondary | 11–18 | 1,177 | CO9 3QH |
| The Ramsey Academy, Halstead | Secondary | 11–16 | 702 | CO9 2HR |
| Richard de Clare Community Academy | Primary | 3–11 | 370 | CO9 2JT |
| Gosfield School | Not applicable | 2–18 | 369 | CO9 1PF |
| St Peter's Church of England Voluntary Controlled Primary School, Sible Hedingham | Primary | 4–11 | 213 | CO9 3NR |
| St Andrew's Church of England Primary School, Halstead | Primary | 4–11 | 211 | CO9 2BH |
| Holy Trinity Church of England Voluntary Controlled Primary School, Halstead | Primary | 4–11 | 210 | CO9 1JH |
| de Vere Primary School | Primary | 4–11 | 203 | CO9 3EA |
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 CO9
173 rated food businesses operate in CO9. 129 hold the top rating of 5, 25 are rated 4, and 4 are rated 2 or below.
Among the 5-rated: 125 Heritage Ltd, A J And E J Barrow, Acorns Preschool Ltd, Bethel Place - Meadowview Care Ltd, Blackthorns Residential Home.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in CO9
From a sample of 75 Energy Performance Certificates across 11 CO9 postcodes, the most common rating is band D (average band D). 47% of sampled homes are rated C or better.
Band B
21%
Band C
25%
Band D
29%
Band E
19%
Band F
5%
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 Braintree
Landlines around CO9 typically use:
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What's it like living in CO9?
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Moving to CO9? Sort your connectivity first
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Postcodes in CO9
Neighbouring districts
All Colchester (CO) 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.