31, William Street, Pontypridd occupies a 120 m² plot as recorded by HM Land Registry.

Of the 43 other houses in this postcode, 38 have recorded plot sizes, and this one ranks as the 33rd largest.

31, William Street, Pontypridd has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 17 Jul 2017.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (anthracite).

31, William Street, Pontypridd last changed hands on 15th September 2017, selling for £41,500. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 61.6% since September 2017.

• Sold Sep 2017£41,500

Land Registry records and our Estate Agent network show 295 sales of comparable properties within 1.2 kilometres of 31, William Street, Pontypridd since 2021.

Most recently, 9, Jones Street, Pontypridd, CF37 4EW, a freehold house, sold at £125,000 on the 9th December 2025.

Read more about house prices in CF37.

• Sold Dec 2025£125,000 | 3 Bed House9, Jones Street, Pontypridd, CF37 4EW9, Jones Street, Pontypridd, CF37 4EW
• Sold Nov 2025£118,000 | 3 Bed House12, Richard Street, Pontypridd, CF37 4NP12, Richard Street, Pontypridd, CF37 4NP
• Sold Sep 2025£125,000 | 3 Bed House58, Ann Street, Pontypridd, CF37 4EN58, Ann Street, Pontypridd, CF37 4EN
• Sold Aug 2025£135,000 | 3 Bed House39, Mary Street, Pontypridd, CF37 4ER39, Mary Street, Pontypridd, CF37 4ER
• Sold Jul 2025£153,000 | 3 Bed House19, William Street, Pontypridd, CF37 4EG19, William Street, Pontypridd, CF37 4EG
• Sold May 2025£135,000 | 3 Bed House59, Mary Street, Pontypridd, CF37 4ES59, Mary Street, Pontypridd, CF37 4ES
• Sold May 2025£80,000 | 3 Bed House81, Mary Street, Pontypridd, CF37 4ES81, Mary Street, Pontypridd, CF37 4ES
• Sold Feb 2025£127,500 | 3 Bed House28, William Street, Pontypridd, CF37 4EG28, William Street, Pontypridd, CF37 4EG
• Sold Sep 2024£134,850 | 3 Bed House6, William Street, Pontypridd, CF37 4EG6, William Street, Pontypridd, CF37 4EG
• Sold Jun 2024£117,500 | 3 Bed House53, Richard Street, Pontypridd, CF37 4NP53, Richard Street, Pontypridd, CF37 4NP
• Sold Jun 2024£112,500 | 3 Bed House32, Mary Street, Pontypridd, CF37 4ER32, Mary Street, Pontypridd, CF37 4ER
• Sold Jun 2024£160,000 | 3 Bed House72, Mary Street, Pontypridd, CF37 4ES72, Mary Street, Pontypridd, CF37 4ES
• Sold May 2024£127,500 | 3 Bed House37, William Street, Pontypridd, CF37 4EG37, William Street, Pontypridd, CF37 4EG
• Sold Apr 2024£88,000 | 3 Bed House58, Mary Street, Pontypridd, CF37 4ES58, Mary Street, Pontypridd, CF37 4ES
• Sold Dec 2022£140,000 | 3 Bed House23, Richard Street, Pontypridd, CF37 4NP23, Richard Street, Pontypridd, CF37 4NP
• Sold Nov 2022£195,000 | 3 Bed House18, Richard Street, Pontypridd, CF37 4NP18, Richard Street, Pontypridd, CF37 4NP
• Sold Sep 2021£127,000 | 3 Bed House18, William Street, Pontypridd, CF37 4EG18, William Street, Pontypridd, CF37 4EG
• Sold Sep 2021£130,000 | 3 Bed House29, William Street, Pontypridd, CF37 4EG29, William Street, Pontypridd, CF37 4EG
• Sold Jul 2021£89,950 | 3 Bed House35, William Street, Pontypridd, CF37 4EG35, William Street, Pontypridd, CF37 4EG
• Sold May 2021£125,000 | 3 Bed House24, William Street, Pontypridd, CF37 4EG24, William Street, Pontypridd, CF37 4EG

Our analysis of the public data ranks 31, William Street, Pontypridd as the 63rd largest and the 75th most expensive of the 90 addresses on William Street, Pontypridd, CF37.

Against the CF37 postcode district average, it is £36k less expensive than the typical property.

• Abercynon

  |

  2.5 km away
• Pontypridd

  |

  3.1 km away
• Trefforest

  |

  3.6 km away

Environment Agency data suggests this area has a Very Low risk of flooding.