19 providers offer 266 broadband deals in Lambeth, from £14.75 a month and up to 5,000 Mbps. Typical measured speed is 93 Mbps down and 25 Mbps up, 8% below the UK download average.
Best value broadband deal in Lambeth
The best value in Lambeth on full first-year cost is Plusnet's Full Fibre 145: £292 across year one, about £24 a month. A £155 reward card is bundled in. 145 Mbps covers streaming, video calls and working from home.
Best value in Lambeth
£22.99/mo
rises to £26.99 in March 2027 (+£4)
Avg £26.32/mo over contract · £632 total over 24 months
Fastest broadband deal in Lambeth
The fastest deal available in Lambeth is 5 Gbps Premium Broadband (24m) from Community Fibre at 5,000 Mbps.
Fastest in Lambeth
5 Gbps Premium Broadband (24m)
5000 Mbps upload · Full Fibre
Best for power users & big households
£63/mo
rises to £66 in April 2027 (+£3)
Avg £65.25/mo over contract · £1566 total over 24 months
Cheapest broadband deal in Lambeth
The cheapest deal in Lambeth is 100 Mbps Fibre Broadband (24m) from Community Fibre at £14.00 a month for 100 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. About level with the UK average.
Cheapest in Lambeth
100 Mbps Fibre Broadband (24m)
100 Mbps upload · Full Fibre
Best for 2–3 person homes, 4K streaming
£14/mo
rises to £17 in April 2027 (+£3)
Avg £16.25/mo over contract · £390 total over 24 months
Compare broadband deals in Lambeth
500 Mbps Fibre Broadband (24m)
500 Mbps upload · Full Fibre
Best for 4–5 person households, heavy use
£16/mo
rises to £19 in April 2027 (+£3)
Avg £18.25/mo over contract · £438 total over 24 months
Full Fibre 1.6GB Premium
115 Mbps upload · Full Fibre
Best for power users & big households
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Avg £37.32/mo over contract · £896 total over 24 months
Sky Full Fibre Gigafast
100 Mbps upload · Full Fibre
Best for power users & big households
£31/mo
No rises, no surprises.
£749 total over 24 months
Onestream Fibre 55
10 Mbps upload · Hybrid Fibre
Best for small homes, single 4K streamer
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Avg £22/mo over contract · £528 total over 24 months
Broadband providers in Lambeth
19 providers serve Lambeth, with Community Fibre the fastest at 5,000 Mbps.
Ranked by Ofcom complaints per 100,000 customers, fewest first. A down arrow is below the industry average, up is above, and a dash means Ofcom publishes no figure for that provider (usually because it is below Ofcom's 1.5% market-share reporting threshold). A small diagonal arrow shows the past-year trend (↘ improving, ↗ getting worse).
Ofcom records the typical Lambeth download speed at 93 Mbps.
Upgrade nudge
Room to upgrade in Lambeth
Only 14% of the 92,000 connections here are on 300Mbps or faster, even though 91% can get gigabit.
The faster line is already there. For most of these homes it is the contract holding them back, not the infrastructure.
Is your broadband good enough?
The typical Lambeth line runs 93 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 91% of Lambeth, and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Lambeth?
The wholesale networks carrying Lambeth broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Altnets reaching Lambeth: the full-fibre networks that compete with Openreach. Where they reach, they're usually the cheapest gigabit option.
- CityFibre: Sky, The One Broadband, Vodafone
- 4th Utility: 4th Utility, Rise Fibre
- Community Fibre
- Hyperoptic
Layered on top, Openreach and Virgin Media O2 also reach this area (Openreach has a nationwide footprint, so it'll be available).
Across the area, 19 providers are listing live deals.
What broadband coverage does Lambeth have?
Superfast broadband reaches 99% of Lambeth premises but gigabit only 91%, so around 8% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Lambeth?
Outdoor 5G reaches 100% of Lambeth homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 100% of Lambeth, enough for a 5G home-broadband hub to stand in for a fixed line.
Broadband speeds by Lambeth neighbourhood
Measured speeds range from 118 Mbps in Stockwell to 84 Mbps in Knight's, so your street matters more than the Lambeth average.
| Neighbourhood | Median | vs area | Upload | Superfast | Gigabit | 5G |
|---|---|---|---|---|---|---|
| Stockwell SW8 | 118 | +25 | 41 | 97% | 87% | 100% |
| Streatham St Leonard's SW16 | 105 | +12 | 36 | 99% | 91% | 100% |
| Clapham SW4 | 96 | +3 | 23 | 99% | 92% | 100% |
| Brixton SW9 | 92 | -2 | 21 | 99% | 93% | 100% |
| Kennington SE11 | 86 | -7 | 20 | 99% | 88% | 100% |
| Brixton Rush SW2 | 85 | -8 | 32 | 99% | 93% | 100% |
| Herne SE24 | 85 | -9 | 19 | 99% | 89% | 100% |
| Knight's SE27 | 84 | -9 | 22 | 98% | 90% | 100% |
Measured Ofcom data per Lambeth neighbourhood, ranked fastest first. Median and upload are in Mbps; vs area is the median difference from the Lambeth average; superfast, gigabit and 5G are the % of premises covered. Swipe the table sideways for more columns.
Nearby areas
Frequently asked questions
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* Based on Go.Compare research estimating that 28% of UK broadband users pay for faster broadband speeds than they need (which we interpret as overpaying), equivalent to around 7.5m UK households.
Speed and coverage figures for Lambethcome from Ofcom's Connected Nations data, current to January 2026. Deal prices are pulled live from providers. Compiled by the FindBroadband team. See how we rank and source our data.