16 providers offer 195 broadband deals in Denbighshire, from £20 a month (£40 after 12 months) and up to 1,600 Mbps. Typical measured speed is 76 Mbps down and 22 Mbps up, 25% below the UK download average. Full fibre is available to 79.3% of homes.
Deals for Denbighshire, checked and refreshed daily.
Best value broadband deal in Denbighshire
The best value in Denbighshire on full first-year cost is 4th Utility's 900Mb Full Fibre (24 Months): £264 across year one, about £22 a month. At 900 Mbps it copes with anything a household runs at once.
Best value in Denbighshire
£22/mo
for 12 months, then £44/mo
Cheapest broadband deal in Denbighshire
The cheapest deal in Denbighshire is 300Mb Full Fibre (24 Months) from 4th Utility at £20.00 a month for 300 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £20.00 is an intro price that rises to £40.00 a month after the intro window, making the real first-year cost £240. Onestream is essentially level at £20.86 a month.
Cheapest in Denbighshire
£20/mo
for 12 months, then £40/mo
Runner-up on price
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Fastest broadband deal in Denbighshire
The fastest deal available in Denbighshire is Full Fibre 1.6GB from EE at 1,600 Mbps. Zen Internet matches it at the same top speed.
Fastest in Denbighshire
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Runner-up on speed
£45/mo
No rises, no surprises.
Compare broadband deals in Denbighshire
£22.99/mo
rises to £26.99 in March 2027 (+£4)
£23/mo
No rises, no surprises.
£23.99/mo
rises to £27.99 in March 2027 (+£4)
£25/mo
rises to £29 in April 2027 (+£4)
Broadband providers in Denbighshire
16 providers serve Denbighshire including Sky, BT and Vodafone, with EE the fastest at 1,600 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 Denbighshire download speed at 76 Mbps.
Upgrade nudge
Room to upgrade in Denbighshire
Only 9% of the 26,000 connections here are on 300Mbps or faster, even though 79% 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 Denbighshire line runs 76 Mbps.
Working from home
OKStreaming and family use
OKWhat speeds are people actually getting?
Gigabit reaches 79% of Denbighshire, and the fastest available is 1,000 Mbps. The full split by band is below.
What broadband coverage does Denbighshire have?
Superfast broadband reaches 92% of Denbighshire premises but gigabit only 79%, so around 13% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Denbighshire?
Outdoor 5G reaches 84% of Denbighshire 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.
Broadband speeds by Denbighshire neighbourhood
Measured speeds range from 79 Mbps in Prestatyn to 60 Mbps in Edeirnion, so your street matters more than the Denbighshire average.
| Neighbourhood | Median | vs area | Upload | Superfast | Gigabit | 5G |
|---|---|---|---|---|---|---|
| Prestatyn LL19 | 79 | +4 | 25 | 100% | 97% | 84% |
| Rhyl LL18 | 78 | +3 | 24 | 98% | 92% | 85% |
| Denbigh Caledfryn Henllan LL16 | 78 | +2 | 23 | 82% | 73% | 85% |
| Llangollen LL20 | 77 | +1 | 19 | 91% | 52% | 91% |
| St Asaph LL17 | 69 | -7 | 15 | 84% | 76% | 84% |
| Ruthin LL15 | 69 | -7 | 16 | 83% | 60% | 84% |
| Edeirnion LL21 | 60 | -16 | 16 | 83% | 65% | 85% |
Measured Ofcom data per Denbighshire neighbourhood, ranked fastest first. Median and upload are in Mbps; vs area is the median difference from the Denbighshire average; superfast, gigabit and 5G are the % of premises covered. Swipe the table sideways for more columns.
Postcode districts in Denbighshire
Towns in Denbighshire
Nearby areas
Frequently asked questions
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Speed and coverage figures for Denbighshirecome 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.