17 providers offer 232 broadband deals in Sefton, from £18 a month (£25 after 12 months) and up to 7,000 Mbps. Typical measured speed is 104 Mbps down and 18 Mbps up, 3% above the UK download average. Full fibre is available to 94.3% of homes.
Deals for Sefton (L17), checked and refreshed daily.
Best value broadband deal in Sefton (L17)
The best value in Sefton (L17) on full first-year cost is 4th Utility's 100Mbps Full Fibre (24 Months): £222 across year one, about £19 a month. 100 Mbps covers streaming, video calls and working from home.
Best value in Sefton (L17)
£18.50/mo
No rises, no surprises.
Cheapest broadband deal in Sefton (L17)
The cheapest deal in Sefton (L17) is 50Mbps Full Fibre (24 Months) from 4th Utility at £18.00 a month for 50 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £18.00 is an intro price that rises to £25.00 a month after the intro window, making the real first-year cost £216. Well below the UK average, which shows on a busy evening.
Cheapest in Sefton (L17)
£18/mo
for 12 months, then £25/mo
Fastest broadband deal in Sefton (L17)
The fastest deal available in Sefton (L17) is You 8000 from YouFibre at 7,000 Mbps.
Fastest in Sefton (L17)
£50/mo
No rises, no surprises.
Compare broadband deals in Sefton (L17)
£22.99/mo
rises to £26.99 in March 2027 (+£4)
£23/mo
No rises, no surprises.
£25.99/mo
rises to £29.99 in March 2027 (+£4)
£23.99/mo
rises to £27.99 in March 2027 (+£4)
Broadband providers in Sefton (L17)
17 providers serve Sefton (L17) including Virgin Media, Sky and BT, 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 Sefton (L17) download speed at 104 Mbps.
Upgrade nudge
Room to upgrade in Sefton (L17)
Only 14% of the 8,000 connections here are on 300Mbps or faster, even though 93% 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 Sefton (L17) line runs 104 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 93% of Sefton (L17), and the fastest available is 1,000 Mbps. The full split by band is below.
What broadband coverage does Sefton (L17) have?
Superfast broadband reaches 99% of Sefton (L17) premises but gigabit only 93%, so around 6% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Sefton (L17)?
Outdoor 5G reaches 100% of Sefton (L17) homes. Here is how mobile holds up if the line drops.
The two 5G figures differ. “5G availability” is everyday 5G running on the existing 4G core, which is what most phones show. “Next-gen 5G” is standalone 5G: a full 5G network with lower lag, still reaching fewer places.
5G & 4G home broadband
Outdoor 5G covers 100% of Sefton (L17), enough for a 5G home-broadband hub to stand in for a fixed line.
How Sefton (L17) compares within Liverpool
Across 21 postcode districts in Liverpool, by connection count, typical speed and gigabit coverage.
Nearby areas
Frequently asked questions
Ready to switch
See what's actually live in Sefton (L17).
Enter your address and we'll show every deal you can genuinely order on your line, ranked by what you'll pay across the whole contract, not by who pays us.
Speed and coverage figures for Sefton (L17)come 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.