CB9 postcode area guide — Braintree
House prices, crime, broadband speeds, mobile signal, schools and demographics for the CB9 postcode district in Braintree — every official dataset on one page.
Check any UK postcode
Where is CB9?
Broadband & internet speeds in CB9
Strong coverage
Superfast (30Mb+)
97.6%
Ultrafast (300Mb+)
70.4%
Gigabit-capable
70.4%
Below USO (10Mb)
0.1%
Broadband availability in the CB9 postcode district (Braintree) is Strong — superfast is near-universal and gigabit is rolling out. Across the 814 postcodes Ofcom measures in CB9, superfast broadband (30 Mbit/s or faster) reaches 97.6% of premises and gigabit-capable lines are available to 70.4%.
Around 0.1% of premises in CB9 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 CB9
| Postcode | Superfast | Gigabit |
|---|---|---|
| CB9 0AA | 100% | 100% |
| CB9 0AB | 100% | 100% |
| CB9 0AD | 100% | 100% |
| CB9 0AE | 100% | 0% |
| CB9 0AF | 100% | 0% |
| CB9 0AG | 100% | 0% |
| CB9 0AH | 100% | 0% |
| CB9 0AJ | 100% | 0% |
| CB9 0AL | 100% | 0% |
| CB9 0AN | 100% | 0% |
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 CB9
Police recorded 163 incidents within about a mile of the centre of CB9 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 83 | 50.9% |
| Criminal damage & arson | 28 | 17.2% |
| Shoplifting | 14 | 8.6% |
| Anti-social behaviour | 12 | 7.4% |
| Burglary | 7 | 4.3% |
| Other crime | 4 | 2.5% |
| Other theft | 3 | 1.8% |
| Public order | 3 | 1.8% |
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 CB9
Based on 319 sales registered with HM Land Registry in the last 12 months, the median sold price in CB9 is £272,500, down 2.7% on the previous year (£280,000).
Detached
£376,500
101 sales
Semi-detached
£275,000
78 sales
Terraced
£230,000
119 sales
Flat / maisonette
£147,500
14 sales
Latest recorded sales in CB9
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 26 May 2026 | £260,000 | Semi-detached | Larks Close | CB9 0JT |
| 22 May 2026 | £360,000 | Detached | Mellis Close | CB9 7FL |
| 15 May 2026 | £355,000 | Terraced | Foxburrow Close | CB9 9JJ |
| 8 May 2026 | £295,000 | Semi-detached | Redshank Close | CB9 0PB |
| 5 May 2026 | £180,000 | Terraced | Chauntry Road | CB9 8BE |
| 1 May 2026 | £220,000 | Semi-detached | Horsham Close | CB9 7HN |
| 1 May 2026 | £360,000 | Detached | Roberts Drive | CB9 7PU |
| 30 Apr 2026 | £316,000 | Detached | Borradale Court | CB9 7ES |
| 30 Apr 2026 | £205,000 | Terraced | Bartlow Place | CB9 0AG |
| 29 Apr 2026 | £202,500 | Semi-detached | Feltwell Place | CB9 0AN |
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 CB9
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Samuel Ward Academy | Secondary | 11–18 | 1,076 | CB9 0LD |
| Castle Manor Academy | Secondary | 11–16 | 760 | CB9 9JE |
| Burton End Primary Academy | Primary | 3–11 | 449 | CB9 9DE |
| Westfield Primary Academy | Primary | 3–11 | 425 | CB9 0BW |
| Place Farm Primary Academy | Primary | 3–11 | 416 | CB9 8HF |
| Coupals Primary Academy | Primary | 4–11 | 290 | CB9 0LB |
| Clements Primary Academy | Primary | 2–11 | 268 | CB9 8NJ |
| Barnardiston Hall Preparatory School | Not applicable | 1–13 | 223 | CB9 7TG |
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 CB9
179 rated food businesses operate in CB9. 144 hold the top rating of 5, 13 are rated 4, and 5 are rated 2 or below.
Among the 5-rated: A & A Chapman Ltd, A B's Mini Market, Abiha Supermarket Ltd, Aldi Stores Ltd, All Things Nice Cafe Bistro.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in CB9
From a sample of 175 Energy Performance Certificates across 9 CB9 postcodes, the most common rating is band C (average band C). 62% of sampled homes are rated C or better.
Band B
17%
Band C
45%
Band D
30%
Band E
6%
Band F
1%
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 Braintree
Landlines around CB9 typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in CB9?
Be the first to rate CB9 (Braintree).
How would you rate living in CB9 (Braintree)?
Moving to CB9? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Braintree — free, no-obligation quote.
Postcodes in CB9
Neighbouring districts
All Cambridge (CB) postcode districts ›
Frequently asked questions
Where is the CB9 postcode?
How much do houses cost in CB9?
Is CB9 a safe area?
What broadband can I get in CB9?
Who lives in CB9?
How energy efficient are homes in CB9?
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.