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PHPersimmon Homes·2 to 4-bedroom houses

Porth y Dyffryn

Development

Oak Tree Rise, Twynyrodyn, Merthyr Tydfil, CF47 0SN · View on map

Porth y Dyffryn is a new-build development by Persimmon Homes at Oak Tree Rise, Twynyrodyn, Merthyr Tydfil CF47 0SN. It has freehold 2 to 4-bedroom houses across 4 property types, with prices from £189,995. 11 homes are currently available.

Prices from£189,995
First move-insTBC
Property types4
Homes available11
TenureFreehold
Warranty -

Prices and availability updated 19 October 2026 by Persimmon Homes.

Property types at Porth y Dyffryn

Each type has its own floorplan and specification. Open a type to see full details and availability.

The AlnmouthHouseThe Alnmouth is a great first home if you’re stepping onto the property ladder. Make your mark on the open-plan living space and create a welcoming new home to come back to after a busy day. One of the bedrooms has all the storage space you’ll need for your wardrobe and the other can easily double-up as a home office or guest room.
2 bedAllocated spaceEPC B
From£189,9954 available
The DanburyHouseThe Danbury has a lovely natural flow that leads you through the living space. The hallway opens into the living room, the living room into the kitchen/dining room and the kitchen/dining room into the garden. This is a new home that will suit first-time buyers, young professionals, and the comings and goings of friends and family.
3 bedAllocated spaceEPC B
From£259,9954 available
The SauntonHouseAn attractive three-storey home, the Saunton has an open-plan kitchen/dining room, a living room and three bedrooms. The top floor bedroom has an en suite. The enclosed porch, downstairs WC and three storage cupboards mean it's practical as well as stylish.
3 bedAllocated spaceEPC A
From£274,9952 available
The KnebworthHouseIf your new home wish list includes four bedrooms, two bathrooms and well-designed ground-floor living space to suit a busy family, the Knebworth is ready for you. Add French doors to the garden for al fresco dining and fresh air in the summer and a separate living room for cosy family evenings, and you will be well on the way to calling this home.
4 bedAllocated spaceEPC A
From£341,9951 available

About the development

Porth y Dyffryn offers a range of beautiful new build homes, from one-bedroom starter homes through to five-bedroom family home – meaning there’s something for everyone, from first-time buyers to growing families.

Living in the bustling and well-equipped town of Merthyr Tydfil, you’ll have a fantastic range of amenities including shops, schools and a train station within walking distance. You’ll also be on the edge of the Bannau Brycheiniog (formerly Brecon Beacons) National Park, yet still within easy reach of the major centres of Cardiff, Swansea and Abergavenny by road or rail.

Key details

Homes on site
-
Phases
1
Tenure
Freehold
Warranty
-
Heating
-
EV charging
-

Location

About the developer

PH
Persimmon Homes

Persimmon Homes has been building homes since 1972 and operates through a network of 29 regional businesses, building from Scotland to the South West of England. Its range runs from one- and two-bedroom apartments to two, three, four and five bedroom houses. Every home comes with a two-year Persimmon warranty alongside a ten-year insurance-backed new homes warranty. The Greater Manchester developments are run by Persimmon Homes North West, based in Warrington.

See all 173 developments by Persimmon Homes →