SE27 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 368 postcodes across 2 sectors in Lambeth.
Full fibre
90%
Gigabit
90%
Superfast
98%
Postcodes
368
SE27 covers Lambeth with exceptional gigabit availability at 90.1 per cent. This postcode district ranks for its very high ultrafast penetration, exceeding most London areas.
Broadband speeds in SE27
Share of SE27 premises by the fastest download speed available, averaged across all 368 postcodes in the district.
Full fibre has reached 90.1 per cent of the 368 postcodes in SE27, a particularly strong showing for Lambeth. The speed distribution skews heavily toward the upper end: 91.7 per cent of addresses can access 300 Mbps or higher, while only 6.3 per cent sit in the moderate 30 to 300 Mbps band. Superfast coverage (30 Mbps minimum) reaches 98 per cent, leaving fewer than a handful of postcodes below the USO threshold. SE27's connectivity profile reflects prioritised investment in this inner London zone, with fibre deployment reaching deeper into premises than in more dispersed postcodes. The strong alignment between gigabit and top-speed availability indicates that full fibre infrastructure forms the backbone of local networks. Few postcodes rely on legacy copper or cable alone, making SE27 consistently reliable for intensive data use.
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
0%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Broadband by sector
SE27 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 |
|---|---|---|---|---|
| SE27 0 | 198 | 97% | 91% | 91% |
| SE27 9 | 170 | 99% | 89% | 89% |
All SE27 0 postcodes (198)
All SE27 9 postcodes (170)
Best deals
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Living in Lambeth
SE27's profile indicates mature fibre infrastructure rolled out when Lambeth was prioritised for investment. The lopsided speed distribution, with over nine in ten reaching gigabit-class speeds, reflects full fibre's dominance in the area and favours households and small businesses needing low-latency uploads.
Crime per month
2
Average recorded crimes per local statistical area
Remote worker score
99/100
Connectivity and amenities for home working
Family score
80/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
SE27 broadband FAQs
Why is gigabit coverage so high in SE27?
Full fibre deployment in Lambeth concentrated here, passing 90 per cent of postcodes. Cable networks in some areas provide additional gigabit options.
What speeds should I expect if I'm in the 8 per cent without ultrafast?
These postcodes still meet superfast standards (30+ Mbps), typically delivering 50-100 Mbps, suitable for everyday use though not for graphics-heavy professional workflows.
Can I rely on these speeds for video editing or streaming?
91.7 per cent of postcodes can stream multiple 4K streams and edit locally. For the remainder, standard HD streaming and lighter workloads remain feasible.
Are there any postcodes with inadequate broadband access?
No postcodes fall below the 30 Mbps standard. Coverage is complete across SE27.
Neighbouring districts
Check your exact postcode
Every postcode in SE27 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