1 provider offer 12 broadband deals in Mark Causeway, from £20 a month and up to 900 Mbps. Typical measured speed is 165 Mbps down and 201 Mbps up, 63% above the UK download average. Full fibre is available to 93.3% of homes.
Deals for Mark Causeway, checked and refreshed daily.
Best value broadband deal in Mark Causeway
The best value in Mark Causeway on full first-year cost is Truespeed's Truespeed 300 - 18 months: £288 across year one, about £24 a month. At 300 Mbps it copes with anything a household runs at once.
Best value in Mark Causeway
£24/mo
No rises, no surprises.
Cheapest broadband deal in Mark Causeway
The cheapest deal in Mark Causeway is Truespeed 150 - 18 months from Truespeed at £20.00 a month for 150 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. Above the UK average on download.
Cheapest in Mark Causeway
£20/mo
No rises, no surprises.
Fastest broadband deal in Mark Causeway
The fastest deal available in Mark Causeway is Truespeed 900 - 18 months from Truespeed at 900 Mbps.
Fastest in Mark Causeway
£29/mo
No rises, no surprises.
Compare broadband deals in Mark Causeway
£25/mo
No rises, no surprises.
£25/mo
No rises, no surprises.
£27/mo
No rises, no surprises.
£29/mo
No rises, no surprises.
Broadband providers in Mark Causeway
1 provider serve Mark Causeway, with Truespeed the fastest at 900 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 Mark Causeway download speed at 165 Mbps.
Upgrade nudge
Room to upgrade in Mark Causeway
Only 28% 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 Mark Causeway line runs 165 Mbps.
Working from home
GreatStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 93% of Mark Causeway, and the fastest available is 900 Mbps. The full split by band is below.
What broadband coverage does Mark Causeway have?
Superfast broadband reaches 98% of Mark Causeway premises and gigabit 93%, on Ofcom's premise-level data.
Can I rely on mobile broadband in Mark Causeway?
Outdoor 5G reaches 95% of Mark Causeway 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.
More areas in Somerset
Nearby areas
Frequently asked questions
Ready to switch
See what's actually live in Mark Causeway.
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 Mark Causewaycome 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.