SE16 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 1,051 postcodes across 6 sectors in Southwark.
Full fibre
93%
Gigabit
93%
Superfast
97%
Postcodes
1,051
SE16 (Lewisham, 1,051 postcodes) is Lewisham's largest postcode with 92.9% full fibre, the highest rate in this batch.
Broadband speeds in SE16
Share of SE16 premises by the fastest download speed available, averaged across all 1,051 postcodes in the district.
SE16 leads in full fibre penetration. 92.9% full fibre and 92.9% gigabit reach define what maximal fibre coverage looks like at scale. Superfast sits at 97.4%, consistent with other Lewisham sectors. The speed mix: 92.9% gigabit, 4.5% in the 30-300 range. Over 1,000 postcodes with this connectivity concentration suggests systematic fibre blanket coverage across residential Lewisham. The 4.5% middle tier likely represents individual older buildings or non-residential premises where network provisioning is newer. Upload symmetry on fibre enables professional work patterns just as strongly as domestic streaming or gaming. SE16's achievement across 1,051 postcodes places it among London's most completely wired postcode sectors.
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
SE16 splits into 6 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 |
|---|---|---|---|---|
| SE16 2 | 195 | 97% | 93% | 93% |
| SE16 3 | 195 | 97% | 91% | 91% |
| SE16 4 | 210 | 97% | 88% | 88% |
| SE16 5 | 129 | 99% | 98% | 98% |
| SE16 6 | 123 | 98% | 94% | 94% |
| SE16 7 | 199 | 97% | 97% | 97% |
All SE16 2 postcodes (195)
All SE16 3 postcodes (195)
All SE16 4 postcodes (210)
All SE16 5 postcodes (129)
All SE16 6 postcodes (123)
All SE16 7 postcodes (199)
Best deals
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Living in Southwark
SE16 is Lewisham's fibre success story: large, dense, uniformly gigabit-equipped.
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
SE16 broadband FAQs
Is SE16 London's best-connected postcode?
Among the top. 92.9% full fibre and gigabit surpass most London sectors, matched only by a handful of central zones.
What does gigabit mean for residents?
Multiple simultaneous 4K streams, instant downloads, and latency-free online work or gaming.
Are there gaps in SE16 gigabit?
7.1% of postcodes lack it, mostly superfast. No premises fall short of 30 Mbps.
Why is SE16 better connected than some central London postcodes?
Likely because its residential character prioritized fibre investment, whereas mixed central postcodes include older commercial buildings with slower provisioning.
Neighbouring districts
Check your exact postcode
Every postcode in SE16 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