CARDIFF NORTH Broadband Coverage
Westminster parliamentary constituency · Wales · 43,591 premises
CARDIFF NORTH sits above the national curve for full-fibre, 92.2% versus a 81% UK average.
The verdict
CARDIFF NORTH ranks #130 of 650 constituencies for full-fibre (92.2%) and #318 for the fixed/FWA availability gap (0.0%) - those two corpus maps diverge.
Broadband Coverage in CARDIFF NORTH
Wales's CARDIFF NORTH constituency has 43,591 premises on record. Full-fibre reaches 92.2% of them, above-average for a UK seat, while gigabit-capable coverage (which also counts upgraded DOCSIS 3.1 cable) stands at 95.2%. Superfast (30 Mbit/s or more) covers 99.0% and ultrafast (300 Mbit/s or more) reaches 95.7%.
On connectivity for all households, CARDIFF NORTH has near-universal fixed and fixed-wireless broadband availability: fewer than 1% of premises cannot receive a decent service. Full-fibre sits in the top third of UK seats at 92.2%, and Ofcom's Spring 2026 measure shows every measured premise can receive decent fixed or fixed-wireless broadband.
Where these figures come from
Figures are drawn from Ofcom's Connected Nations Spring 2026 report (January 2026 snapshot, published May 2026 (r1)), which aggregates postcode-sector data to constituency level. They represent coverage availability from at least one network operator, not the proportion of households that have subscribed to a given speed tier, nor the typical or guaranteed speeds that customers actually receive. Nearby constituencies in Wales with comparable full-fibre coverage are listed below.
Coverage Metrics
Where CARDIFF NORTH Sits Nationally
CARDIFF NORTH vs every UK parliamentary constituency
Full-fibre coverage distribution across all 650 UK constituencies. CARDIFF NORTH's 92.2% places it in the highlighted band.
92.2% Top 20% higher than 80% of 650 UK constituencies
every UK parliamentary constituency, bucketed by value
Each bar is a band; taller bars hold more UK constituencies. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source Ofcom Connected Nations Spring 2026 · January 2026 snapshot, published May 2026 (r1)
Related
Source: Source: Ofcom Connected Nations Spring 2026 (January 2026 snapshot, published May 2026 (r1)).
Nationwide constituencies with similar full-fibre or gigabit coverage
Two Ofcom peer sets for CARDIFF NORTH (top-third full-fibre at 92.2%), both outside Wales so the neighborhoods are not the same-nation Nearby block above.
Similar full-fibre
Nearest other-nation constituencies by full-fibre coverage (92.2% here; floor ≥5,000 premises).
Similar gigabit
Nearest other-nation constituencies by gigabit-capable coverage (95.2% here).
Frequently Asked Questions
How does CARDIFF NORTH's full-fibre coverage compare with other UK constituencies?
Ofcom Connected Nations Spring 2026 puts full-fibre (FTTP) at 92.2% of premises in CARDIFF NORTH, ranked #130 of 650 UK constituencies (higher than 518 of them). The UK average is 81%.
Is the fixed/FWA availability gap closed in CARDIFF NORTH?
Ofcom's Spring 2026 measure shows every measured premise in CARDIFF NORTH can receive decent broadband from a fixed line or fixed-wireless network.
What 92.2% full-fibre means for CARDIFF NORTH
CARDIFF NORTH is 11.2pp ahead of the 81% UK average, but coverage still varies street by street.
- Check your own address, a constituency average can hide big street-by-street differences in coverage. Check your postcode
- See how CARDIFF NORTH ranks against every other UK constituency, not just the national average. Full UK rankings
- Understand what full-fibre actually gets you before switching. Switching to full-fibre
Coverage figures are Ofcom Connected Nations availability data, not a guarantee of service at any single address; always check before switching.
Source: Ofcom Connected Nations Spring 2026, January 2026 release (r1). Published under the Open Government Licence v3.0. Figures represent premises-level coverage availability, not actual subscriptions or speeds experienced.
This constituency's figures are computed directly from Ofcom Connected Nations data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.