Local authority · England
Southwark Broadband Coverage
Full-fibre reach, coverage gaps and how Southwark compares across 361 UK local authorities, from Ofcom Connected Nations data.
- 82.1%
- Full-fibre coverage
- #173
- of 361 UK authorities
- +1.1pp
- vs 81% UK average
- 157,267
- premises covered
The verdict
Southwark ranks #173 of 361 local authorities for full-fibre (82.1%) and #319 for the fixed/FWA availability gap (0.0%) - those two corpus maps diverge. It is ahead of the UK average for full-fibre with 82.1% full-fibre coverage, 1.1pp above the 81% UK average (top 47.9%).
Data updated August 2026
How Southwark's 61/100 score is built
Based on full-fibre and gigabit coverage, full-fibre take-up, the not-spot rate below the Universal Service Obligation, and superfast baseline coverage from Ofcom Connected Nations - not pricing, contended speeds in practice, or which providers actually serve an address.
Coverage desk
Extract OFCOM-CN-SOUTHWARK · Southwark 157,267 premises · England
BOOK-LARGE · RANK-MID · FF-MID
- BOOK-LARGE 157,267
- RANK-MID #173
- FF-MID 82.1%
- GAP-CLEAR 0%
- DELTA-ABOVE +1.1pp
- IN-NA-MID #142 in England
- PHOTO-FINISH ≈ DENBIGHSHIRE
- MIX-CABLE +8.2pp cable
Nearest full-fibre peer: DENBIGHSHIRE ( -0.3 pp full-fibre)
Instrument codes from this district’s Ofcom Connected Nations extract: premises book, corpus rank, full-fibre band, fixed/FWA gap, UK delta, in-nation rank, photo-finish peer, and gigabit mix, not a service-quality score.
Full-fibre neighbourhood
Nationwide coverage poles and nearest ABS full-fibre peers, not a reprint of the metrics table.
- #1 full-fibre · KINGSTON UPON HULL, 99.6%
- UK average 81%
- Southwark 82.1%
- DENBIGHSHIRE 81.8%
- WEST LOTHIAN 80.4%
- NORTH AYRSHIRE 80.2%
- RHONDDA CYNON TAF 80%
Coverage by Technology - Southwark
Where Southwark Sits Nationally
Southwark vs every UK local authority
Full-fibre coverage distribution across all 361 UK local authorities. Southwark's 82.1% places it in the highlighted band.
82.1% Top 47.9% ranked #173 of 361 UK authorities
every UK local authority, bucketed by full-fibre coverage
Source: Ofcom Connected Nations Spring 2026 (January 2026 snapshot, published May 2026 (r1))
Full Coverage Data
| Metric | Coverage |
|---|---|
| Full-Fibre (FTTP) | 82.1% |
| Gigabit-Capable | 90.3% |
| Ultrafast Broadband (≥300 Mbit/s) | 90.4% |
| Ultrafast (≥100 Mbit/s) | 90.6% |
| Superfast (≥30 Mbit/s) | 96.8% |
| NGA (any next-generation access) | 96.8% |
| No decent fixed/FWA broadband | 0% |
| Full-Fibre Take-Up (all premises) | 44% |
| Full-Fibre Take-Up (covered premises) | 54% |
| Total Premises | 157,267 |
| National Rank (Full-Fibre) | #173 / 361 |
Related
Source: Open Government Licence v3.0.
Nationwide local authorities with similar full-fibre or gigabit coverage
Two Ofcom peer sets for Southwark, both outside England so the neighborhoods are not the same-nation Nearby block above.
Similar full-fibre
Nearest other-nation local authorities by full-fibre coverage (82.1% here; floor ≥10,000 premises).
Similar gigabit
Nearest other-nation local authorities by gigabit-capable coverage (90.3% here).
What 82.1% full-fibre means for Southwark
Southwark is 1.1pp ahead of the 81% UK average, but coverage still varies street by street.
- Check your own address, an authority average can hide big street-by-street differences in coverage. Check your postcode
- See how Southwark ranks against every other UK local authority, not just the national average. Full UK rankings
- Understand what full-fibre actually gets you before switching. How Ofcom Connected Nations works
Coverage figures are Ofcom Connected Nations availability data, not a guarantee of service at any single address; always check before switching.
Frequently Asked Questions
Where does Southwark sit vs the UK full-fibre average?
Southwark has 82.1% full-fibre coverage, 1.1pp above the 81% UK average (rank #173 of 361). Gigabit-capable coverage is 90.3% and superfast (≥30 Mbit/s) is 96.8%. Source: Ofcom Connected Nations Spring 2026.
What share of Southwark premises still lack decent fixed/FWA broadband?
Ofcom's Spring 2026 measure shows all measured premises can receive decent fixed or fixed-wireless broadband. Ultrafast (≥300 Mbit/s) coverage is 90.4%.
Local authority figures are computed directly from Ofcom Connected Nations data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.