HM Land Registry records the plot of land for 18, Cymmer Road, Porth as measuring 406 m².

That makes it the 3rd largest plot in the postcode, where all 13 other houses have recorded plot data.

18, Cymmer Road, Porth has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 07 Dec 2010.

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

The most recent sale of 18, Cymmer Road, Porth completed on 3rd April 2020 at £79,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 22.2% over the period since April 2020.

• Sold Apr 2020£79,000
• Sold Dec 2011£52,000

Since 2016 84 properties similar to 18, Cymmer Road, Porth have sold within a radius of 700 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 12th May 2026, was 21, Wayne Street, Porth, CF39 0BT, a freehold house which sold for £100,000.

Read more about house prices in CF39.

• Sold May 2026£100,000 | 3 Bed House21, Wayne Street, Porth, CF39 0BT21, Wayne Street, Porth, CF39 0BT
• Sold Feb 2026£108,000 | 3 Bed House2, Bryngwyn Street, Porth, CF39 0DW2, Bryngwyn Street, Porth, CF39 0DW
• Sold Feb 2026£85,000 | 3 Bed House44, Syphon Street, Porth, CF39 9SE44, Syphon Street, Porth, CF39 9SE
• Sold Oct 2025£105,000 | 3 Bed House38, Charles Street, Porth, CF39 9YD38, Charles Street, Porth, CF39 9YD
• Sold May 2024£115,000 | 3 Bed House4, Woodfield Terrace, Porth, CF39 9UN4, Woodfield Terrace, Porth, CF39 9UN
• Sold Dec 2023£133,000 | 3 Bed House5, John Street, Porth, CF39 9SD5, John Street, Porth, CF39 9SD
• Sold Oct 2023£120,000 | 3 Bed House46, Syphon Street, Porth, CF39 9SE46, Syphon Street, Porth, CF39 9SE
• Sold Dec 2022£140,000 | 3 Bed House15, Wayne Street, Porth, CF39 0BT15, Wayne Street, Porth, CF39 0BT
• Sold Sep 2022£127,000 | 3 Bed House256, High Street, Porth, CF39 9AD256, High Street, Porth, CF39 9AD
• Sold Jun 2022£140,000 | 3 Bed House32, Syphon Street, Porth, CF39 9SE32, Syphon Street, Porth, CF39 9SE
• Sold Apr 2022£112,500 | 3 Bed House9, Bryngwyn Street, Porth, CF39 0DW9, Bryngwyn Street, Porth, CF39 0DW
• Sold Mar 2022£110,000 | 3 Bed House3, Bryngwyn Street, Porth, CF39 0DW3, Bryngwyn Street, Porth, CF39 0DW
• Sold Aug 2021£95,000 | 3 Bed House8, Bryngwyn Street, Porth, CF39 0DW8, Bryngwyn Street, Porth, CF39 0DW
• Sold Jun 2021£145,000 | 3 Bed House1, Bryngwyn Street, Porth, CF39 0DW1, Bryngwyn Street, Porth, CF39 0DW
• Sold Oct 2020£77,950 | 3 Bed House17, Cymmer Road, Porth, CF39 9BL17, Cymmer Road, Porth, CF39 9BL
• Sold Jul 2020£165,000 | 3 Bed House6, Bryngwyn Street, Porth, CF39 0DW6, Bryngwyn Street, Porth, CF39 0DW
• Sold Aug 2019£83,000 | 3 Bed House16, Cymmer Road, Porth, CF39 9BL16, Cymmer Road, Porth, CF39 9BL
• Sold Feb 2018£88,000 | 3 Bed House2, Wayne Street, Porth, CF39 0BT2, Wayne Street, Porth, CF39 0BT
• Sold Feb 2017£89,000 | 3 Bed House12, Wayne Street, Porth, CF39 0BT12, Wayne Street, Porth, CF39 0BT
• Sold Nov 2016£97,000 | 3 Bed House6, Wayne Street, Porth, CF39 0BT6, Wayne Street, Porth, CF39 0BT

Of the 32 addresses on Cymmer Road, Porth, CF39, 18, Cymmer Road, Porth comes out as the 3rd largest and the 12th most expensive in our analysis of the public data.

It is also £32k less expensive than the average property across the CF39 district.

• Porth

  |

  600 m away
• Dinas (Rhondda)

  |

  1.5 km away
• Tonypandy

  |

  2.3 km away

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