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Broadband in Merthyr Tydfil

81% of homes in Merthyr Tydfil can get full fibre, 1 points below the Wales figure of 83%. That ranks 13th of 22 councils in Wales and 192nd of 361 across the UK.

What homes in Merthyr Tydfil can get

  • Gigabit
    1,000Mbps or faster
    81%
  • Full fibre
    Fibre all the way to the home
    81%
  • Ultrafast
    300Mbps or faster
    81%
  • Fast
    100Mbps or faster
    81%
  • Superfast
    30Mbps or faster
    100%
  • No decent service
    Under 10Mbps from fixed lines or wireless
    0%
Share of homes in Merthyr Tydfil able to get each speed. Source: Ofcom Connected Nations, January 2026.
28,884
homes and businesses in Ofcom's data
64%
of premises that can get full fibre have signed up to it
0
premises can't get decent broadband (10Mbps) from a fixed line or wireless network

Towns in Merthyr Tydfil

TownGigabitSuperfastPostcodes
Merthyr Tydfil84%99%1,061
Treharris32%100%124

Towns and larger villages, by number of postcodes. Figures are averages across each town's postcodes.

Council figures are Ofcom's own totals for Merthyr Tydfil (January 2026). Coverage figures are for homes; the premises counts include businesses. About our data.