According to data from HM Land Registry, 25, Ynys Street, Porth sits on a plot of 100 m².

We have plot size data on 24 out of 27 other houses in the postcode and 25, Ynys Street, Porth sits on the 2nd largest plot.

25, Ynys Street, Porth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Jun 2025.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 25, Ynys Street, Porth was last sold on 18th May 2006 for £16,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

According to the Land Registry and our network of Estate Agents, there have been 175 sales of properties similar to 25, Ynys Street, Porth within a radius of 1.2 kilometres since 2018.

The most recent example is 97, Ynyshir Road, Porth, CF39 0EN, a freehold house which sold for £160,000 on the 21st April 2026.

Read more about house prices in CF39.

• Sold Apr 2026£160,000 | 3 Bed House97, Ynyshir Road, Porth, CF39 0EN97, Ynyshir Road, Porth, CF39 0EN
• Sold Jan 2026£90,000 | 3 Bed House8, Standard Terrace, Porth, CF39 0HG8, Standard Terrace, Porth, CF39 0HG
• Sold Dec 2025£128,000 | 3 Bed House38, Church Terrace, Porth, CF39 0ET38, Church Terrace, Porth, CF39 0ET
• Sold Nov 2025£105,000 | 3 Bed House54, Heath Terrace, Porth, CF39 0HS54, Heath Terrace, Porth, CF39 0HS
• Sold Oct 2025£135,000 | 3 Bed House10, Church Terrace, Porth, CF39 0HE10, Church Terrace, Porth, CF39 0HE
• Sold Sep 2025£125,000 | 3 Bed House23, Ynys Street, Porth, CF39 0HH23, Ynys Street, Porth, CF39 0HH
• Sold Jul 2025£86,500 | 3 Bed House16, Graig Road, Porth, CF39 0NS16, Graig Road, Porth, CF39 0NS
• Sold Mar 2025£147,000 | 3 Bed House67, William Street, Porth, CF39 0EY67, William Street, Porth, CF39 0EY
• Sold Oct 2024£62,000 | 3 Bed House13, Standard Terrace, Porth, CF39 0HG13, Standard Terrace, Porth, CF39 0HG
• Sold Feb 2024£80,000 | 3 Bed House7, Standard Terrace, Porth, CF39 0HG7, Standard Terrace, Porth, CF39 0HG
• Sold Apr 2023£60,001 | 3 Bed House35, Standard View, Porth, CF39 0HR35, Standard View, Porth, CF39 0HR
• Sold Feb 2023£92,500 | 3 Bed House30, Graig Road, Porth, CF39 0NS30, Graig Road, Porth, CF39 0NS
• Sold Feb 2023£110,000 | 3 Bed House32, Ynys Street, Porth, CF39 0HL32, Ynys Street, Porth, CF39 0HL
• Sold Nov 2022£136,000 | 3 Bed House29, Graig Road, Porth, CF39 0NS29, Graig Road, Porth, CF39 0NS
• Sold Apr 2022£105,000 | 3 Bed House20, Weston Terrace, Porth, CF39 0ER20, Weston Terrace, Porth, CF39 0ER
• Sold Mar 2022£108,000 | 3 Bed House24, Graig Road, Porth, CF39 0NS24, Graig Road, Porth, CF39 0NS
• Sold Feb 2022£81,000 | 3 Bed House12, Weston Terrace, Porth, CF39 0ER12, Weston Terrace, Porth, CF39 0ER
• Sold Mar 2021£125,000 | 3 Bed House15, Weston Terrace, Porth, CF39 0ER15, Weston Terrace, Porth, CF39 0ER
• Sold Oct 2018£65,000 | 3 Bed House46, Ynys Street, Porth, CF39 0HL46, Ynys Street, Porth, CF39 0HL
• Sold Aug 2018£46,003 | 3 Bed House39, Ynys Street, Porth, CF39 0HL39, Ynys Street, Porth, CF39 0HL

Ynys Street, Porth, CF39 has a total of 54 addresses. According to our analysis of all the public data, 25, Ynys Street, Porth is the 49th largest and the 37th most expensive property on the street.

When compared to the postcode district it is £20k less expensive than the average property in CF39.

• Porth

  |

  1.8 km away
• Dinas (Rhondda)

  |

  2.3 km away
• Trehafod

  |

  2.8 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.