New-build area guide

Porth y Dyffryn

Name: The Alnmouth at Porth y Dyffryn
Brand: Persimmon Homes
Availability: InStock

by Persimmon Homes·Merthyr Tydfil, Mid Glamorgan

Moving to Merthyr Tydfil? Here's the area at a glance and the local trades who can help finish your new home.

Live from the builder

Featured homes at Porth y Dyffryn

Prices checked 5 Nov 2026

Plot 26

The Alnmouth

2 bed · Terraced · 643 sq ft

£189,995

View home

Plot 28

The Danbury

3 bed · End-terrace · 816 sq ft

£269,995

View home

Plot 39

The Saunton

3 bed · Semi-detached · 1,033 sq ft

£274,995

View home

Plot 37

The Charnwood

3 bed · End-terrace · 1,012 sq ft

£314,995

View home

A selection of homes currently for sale. For full availability and every plot, visit the builder.

Full availability on Persimmon Homes

Area at a glance

Merthyr Tydfil, at a glance

Schools, transport, what’s nearby.

Merthyr Tydfil sits at the head of the Taff Valley, offering a blend of industrial heritage and natural beauty. The town centre provides essential shopping with retail parks and a traditional high street, while the Brecon Beacons National Park lies just to the north for weekend adventures. Local schools include several well-regarded primary schools and Merthyr Tydfil College for further education. Transport connections are solid with the A470 providing direct routes to Cardiff (around 45 minutes) and regular bus services throughout the valleys. Tesco, ASDA, and smaller local shops cover daily shopping needs, while the town has various pubs, cafes, and takeaways. The area retains strong community spirit with local events, sports clubs, and the famous Cyfarthfa Castle and Park nearby. House prices remain very reasonable compared to Cardiff, attracting young families and commuters.

Living in Merthyr Tydfil?

Schools, transport, amenities, local trades

The full Merthyr Tydfil area guide — straight-line distances, town context, and trades who cover Porth y Dyffryn.

Take a look around

Inside Porth y Dyffryn

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A look at Porth y Dyffryn

The builder

Built by Persimmon Homes

For floor plans, current availability and pricing, visit the builder’s site.

Porth y Dyffryn on the Persimmon Homes website

Local trades

The people who’ll finish your new home in Merthyr Tydfil

These independent trades cover Merthyr Tydfil from within their travel radius. Pick one to see their profile, or post a free job and we’ll find one for you.