CO9 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 904 postcodes across 4 sectors in Braintree.
Full fibre
0%
Gigabit
82%
Superfast
96%
Postcodes
904
CO9 covers 904 Braintree postcodes with gigabit at 82.1%, well ahead of Braintree's slower postcodes and matching town-level benchmarks. Wireless is present at 18.8%.
Broadband speeds in CO9
Share of CO9 premises by the fastest download speed available, averaged across all 904 postcodes in the district.
Gigabit reaches 82.1% of postcodes, with only 13.7% in the 30-300 Mbps bracket. Just 1.7% fall below 10 Mbps and 0.7% miss uso entirely. Wireless covers 18.8%, noticeably higher than other Braintree postcodes, suggesting mixed infrastructure deployment in suburban pockets or difficult terrain. This is Braintree's connectivity flagship, rivalling urban zones in speed availability. The combination of high gigabit and moderate wireless presence reflects either newer mixed-technology networks or strategic wireless deployment in areas where cable was expensive. CO9 stands apart within Braintree for reasons of infrastructure investment or geography. Even the midspeed postcodes are swift enough for modern work and leisure. For a Braintree household, CO9 is the clear preference in terms of speed certainty.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
<1%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
19%
Premises that can use a fixed wireless access service
Broadband by sector
CO9 splits into 4 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| CO9 1 | 289 | 97% | 0% | 80% |
| CO9 2 | 247 | 97% | 0% | 80% |
| CO9 3 | 192 | 95% | 0% | 83% |
| CO9 4 | 176 | 94% | 0% | 87% |
All CO9 1 postcodes (289)
All CO9 2 postcodes (247)
All CO9 3 postcodes (192)
All CO9 4 postcodes (176)
Best deals
Compare broadband deals in CO9
Deals are priced per address. Enter your full postcode to see every package available where you live.
Free comparison. Opens our deals partner in a new tab.
Living in Braintree
CO9 stands apart within Braintree. Gigabit is highly likely, and even the midspeed postcodes are swift enough for modern work.
Remote worker score
54/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
CO9 broadband FAQs
Why is CO9 better connected than other Braintree postcodes?
It has benefited from more extensive cable or fibre deployment, possibly more recent investment.
What proportion have gigabit in CO9?
82.1%, among the highest in this batch.
Is wireless needed in CO9?
At 18.8% coverage, it is one option for postcodes that miss cable or fibre, typically in suburban pockets.
Can I rely on gigabit for remote work here?
In the 82.1% of postcodes with gigabit, yes. For the remainder, 30-300 Mbps is adequate for most professional use.
Neighbouring districts
Check your exact postcode
Every postcode in CO9 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources