HM Land Registry records the plot of land for 1, Nant Eirin, Porth as measuring 347 m².

That makes it the 3rd largest plot in the postcode, where all 21 other houses have recorded plot data.

1, Nant Eirin, Porth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 07 Jul 2014.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

Since 2015 58 properties similar to 1, Nant Eirin, Porth have sold within a radius of 900 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 9th January 2026, was 127, Mill Street, Porth, CF39 8AE, a freehold house which sold for £115,000.

Read more about house prices in CF39.

• Sold Jan 2026£115,000 | 3 Bed House127, Mill Street, Porth, CF39 8AE127, Mill Street, Porth, CF39 8AE
• Sold Oct 2025£108,950 | 3 Bed House145, Bryngolau, Porth, CF39 8HS145, Bryngolau, Porth, CF39 8HS
• Sold Feb 2025£115,000 | 3 Bed House13, Nant Eirin, Porth, CF39 8DW13, Nant Eirin, Porth, CF39 8DW
• Sold Dec 2024£60,000 | 3 Bed House31, Heol Pymmer, Porth, CF39 8DN31, Heol Pymmer, Porth, CF39 8DN
• Sold Apr 2024£60,000 | 3 Bed House23, Heol Pymmer, Porth, CF39 8DN23, Heol Pymmer, Porth, CF39 8DN
• Sold Dec 2023£125,000 | 3 Bed House54, Prichard Street, Porth, CF39 8PA54, Prichard Street, Porth, CF39 8PA
• Sold Jun 2023£130,000 | 3 Bed House3, Nant Eirin, Porth, CF39 8DW3, Nant Eirin, Porth, CF39 8DW
• Sold Apr 2023£130,000 | 3 Bed House12, Heol Pentwyn, Porth, CF39 8DF12, Heol Pentwyn, Porth, CF39 8DF
• Sold Jul 2022£160,000 | 3 Bed House19, Pembroke Street, Porth, CF39 8DU19, Pembroke Street, Porth, CF39 8DU
• Sold Feb 2022£115,000 | 3 Bed House121, Mill Street, Porth, CF39 8AE121, Mill Street, Porth, CF39 8AE
• Sold Jul 2021£110,000 | 3 Bed House154, Bryngolau, Porth, CF39 8HS154, Bryngolau, Porth, CF39 8HS
• Sold May 2021£103,000 | 3 Bed House103, Mill Street, Porth, CF39 8AE103, Mill Street, Porth, CF39 8AE
• Sold Nov 2020£85,000 | 3 Bed House119, Mill Street, Porth, CF39 8AE119, Mill Street, Porth, CF39 8AE
• Sold May 2020£100,000 | 3 Bed House19, Heol Pymmer, Porth, CF39 8DN19, Heol Pymmer, Porth, CF39 8DN
• Sold Dec 2019£91,000 | 3 Bed House89, Mill Street, Porth, CF39 8AE89, Mill Street, Porth, CF39 8AE
• Sold Apr 2019£65,000 | 3 Bed House22, Heol Pymmer, Porth, CF39 8DN22, Heol Pymmer, Porth, CF39 8DN
• Sold Jun 2018£82,000 | 3 Bed House10, Heol Ton, Porth, CF39 8DB10, Heol Ton, Porth, CF39 8DB
• Sold Jun 2018£62,500 | 3 Bed House67, Mill Street, Porth, CF39 8AE67, Mill Street, Porth, CF39 8AE
• Sold Jun 2016£32,500 | 3 Bed House2, Heol Pymmer, Porth, CF39 8DN2, Heol Pymmer, Porth, CF39 8DN
• Sold Jul 2015£77,000 | 3 Bed House135, Mill Street, Porth, CF39 8AE135, Mill Street, Porth, CF39 8AE

Of the 88 addresses on Nant Eirin, Tonyrefail, Porth, CF39, 1, Nant Eirin, Porth comes out as the 79th largest and the 86th most expensive in our analysis of the public data.

It is also £23k less expensive than the average property across the CF39 district.

• Porth

  |

  4.3 km away
• Dinas (Rhondda)

  |

  4.4 km away
• Llanharan

  |

  4.5 km away

The flood risk here is rated Very Low, based on Environment Agency data.