20 providers offer 237 broadband deals in Knebworth, from £15.00 a month and up to 7,000 Mbps. Typical measured speed is 135 Mbps down and 19 Mbps up, 34% above the UK download average.
Best value broadband deal in Knebworth, North Hertfordshire
The best value in Knebworth, North Hertfordshire 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 Knebworth, North Hertfordshire
£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 Knebworth, North Hertfordshire
The fastest deal available in Knebworth, North Hertfordshire is You 8000 from YouFibre at 7,000 Mbps.
Fastest in Knebworth, North Hertfordshire
£99/mo
No rises, no surprises.
£1188 total over 12 months
Cheapest broadband deal in Knebworth, North Hertfordshire
The cheapest deal in Knebworth, North Hertfordshire is Fast 24m from giffgaff at £5.00 a month for 200 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £5.00 is an intro price that rises to £25.00 a month after the intro window, making the real first-year cost £180. Comfortably faster than the UK average.
Cheapest in Knebworth, North Hertfordshire
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
Compare broadband deals in Knebworth, North Hertfordshire
£5/mo
for 6 months, then £28/mo
Avg £22.25/mo over contract · £534 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 Knebworth, North Hertfordshire
20 providers serve Knebworth, North Hertfordshire, with YouFibre the fastest at 7,000 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 Knebworth, North Hertfordshire download speed at 135 Mbps.
Upgrade nudge
Room to upgrade in Knebworth, North Hertfordshire
Only 23% of the 1,500 connections here are on 300Mbps or faster, even though 88% 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 Knebworth, North Hertfordshire line runs 135 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 88% of Knebworth, North Hertfordshire, and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Knebworth, North Hertfordshire?
The wholesale networks carrying Knebworth, North Hertfordshire broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Live altnets in Knebworth, North Hertfordshire, drawn from the providers actually selling deals here. Where they reach, the gigabit prices are normally the lowest on the page.
- CityFibre: Sky, The One Broadband, Vodafone
- Hyperoptic
- 4th Utility: 4th Utility, Rise Fibre
Add to the list Openreach and Virgin Media O2 (Openreach is the default network, in case the rest haven't reached your street).
20 providers compete for Knebworth, North Hertfordshire broadband customers right now.
What broadband coverage does Knebworth, North Hertfordshire have?
Superfast broadband reaches 99% of Knebworth, North Hertfordshire premises but gigabit only 88%, so around 11% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Knebworth, North Hertfordshire?
Outdoor 5G reaches 99% of Knebworth, North Hertfordshire homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 99% of Knebworth, North Hertfordshire, enough for a 5G home-broadband hub to stand in for a fixed line.
More areas in North Hertfordshire
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 Knebworth, North Hertfordshirecome 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.