Witham Broadband Coverage
Westminster parliamentary constituency · England · 50,409 premises
Witham outperforms the UK's 81% full-fibre average, reaching 82.5%.
The verdict
Witham ranks #330 of 650 constituencies for full-fibre (82.5%) and #236 for the fixed/FWA availability gap (0.1%) - those two corpus maps diverge.
Broadband Coverage in Witham
50,409 premises make up the Witham constituency in England. Full-fibre sits at 82.5%, above-average, and folding in gigabit-capable cable upgrades takes coverage to 84.5%. 98.3% of premises reach superfast (30 Mbit/s or more) and 83.9% reach ultrafast (300 Mbit/s or more).
On connectivity for all households, Witham has near-universal fixed and fixed-wireless broadband availability: fewer than 1% of premises cannot receive a decent service. Mid-pack full-fibre at 82.5% is 1.5pp above the 81% UK average; gigabit-capable coverage is 84.5% and ultrafast 83.9%.
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 England with comparable full-fibre coverage are listed below.
Coverage Metrics
Where Witham Sits Nationally
Witham vs every UK parliamentary constituency
Full-fibre coverage distribution across all 650 UK constituencies. Witham's 82.5% places it in the highlighted band.
82.5% 330th of 650 higher than 320 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 Witham (mid-pack full-fibre at 82.5%), both outside England so the neighborhoods are not the same-nation Nearby block above.
Similar full-fibre
Nearest other-nation constituencies by full-fibre coverage (82.5% here; floor ≥5,000 premises).
Similar gigabit
Nearest other-nation constituencies by gigabit-capable coverage (84.5% here).
What 82.5% full-fibre means for Witham
Witham is 1.5pp 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 Witham ranks against every other UK constituency, not just the national average. Full UK rankings
- Understand what full-fibre actually gets you before switching. How Ofcom Connected Nations works
Coverage figures are Ofcom Connected Nations availability data, not a guarantee of service at any single address; always check before switching.
Frequently Asked Questions
Where does Witham sit in the national full-fibre distribution?
Witham has 82.5% full-fibre coverage, 1.5pp above the 81% UK average (rank #330 of 650), higher than 320 of 650 UK constituencies. Gigabit-capable coverage is 84.5%.
What share of Witham premises still lack decent fixed/FWA broadband?
0.1% of premises in Witham cannot receive decent broadband from a fixed line or fixed-wireless network on Ofcom's Spring 2026 measure. Ultrafast (≥300 Mbit/s) coverage is 83.9%.
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.