CM5 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 431 postcodes across 2 sectors in Epping Forest.
Full fibre
0%
Gigabit
88%
Superfast
91%
Postcodes
431
CM5 covers 431 postcodes in Brentwood. Gigabit reaches 87.7%, with zero below-USO coverage.
Broadband speeds in CM5
Share of CM5 premises by the fastest download speed available, averaged across all 431 postcodes in the district.
Superfast spans 91.1% of premises. Gigabit is available to 87.7%, matching ultrafast and indicating near-complete cable gigabit deployment. Speed distribution is heavily weighted to gigabit: 87.7% achieve 300 Mbps or above, with only 3.4% on 30-300 Mbps. Below-USO coverage is zero. Only 1.5% sit below 10 Mbps. Wireless broadband reaches 4.3%, likely serving scattered rural postcodes outside cable zones. Cable gigabit is the dominant baseline across Brentwood. This postcode benefits from cable deployment concentration. Most households have excellent speed options available.
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
4%
Premises that can use a fixed wireless access service
Broadband by sector
CM5 splits into 2 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 |
|---|---|---|---|---|
| CM5 0 | 236 | 92% | 0% | 92% |
| CM5 9 | 195 | 90% | 0% | 82% |
All CM5 0 postcodes (236)
All CM5 9 postcodes (195)
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Living in Epping Forest
Nearly nine out of ten premises have gigabit access. Premises without it are exceptional.
Remote worker score
52/100
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
CM5 broadband FAQs
Is gigabit the standard expectation in CM5?
At 87.7%, gigabit-capable broadband is the norm; most premises can assume availability.
What's the connectivity floor for below-gigabit postcodes?
Only 3.4% sit on superfast, and wireless at 4.3% may serve some fringe areas.
Is there a connectivity tail?
No below-USO postcodes exist, and only 1.5% fall below 10 Mbps, indicating connectivity failure is negligible.
For home-working, how reliable is this code?
At 87.7% gigabit, this area is highly suitable; postcode-specific checks confirm individual premises.
Neighbouring districts
Check your exact postcode
Every postcode in CM5 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