HM Land Registry records the plot of land for 13, Williamstown, Merthyr Tydfil as measuring 42 m².

That makes it the 13th largest plot in the postcode, where 17 of the 20 other houses have recorded plot data.

13, Williamstown, Merthyr Tydfil has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Apr 2013.

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

Since 2010 95 properties similar to 13, Williamstown, Merthyr Tydfil have sold within a radius of 820 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 7th October 2025, was 3, Saxon Street, Merthyr Tydfil, CF47 8SP, a freehold house which sold for £94,000.

Read more about house prices in CF47.

• Sold Oct 2025£94,000 | 3 Bed House3, Saxon Street, Merthyr Tydfil, CF47 8SP3, Saxon Street, Merthyr Tydfil, CF47 8SP
• Sold Aug 2025£136,000 | 3 Bed House2, Dane Street, Merthyr Tydfil, CF47 8SE2, Dane Street, Merthyr Tydfil, CF47 8SE
• Sold Jun 2025£122,500 | 3 Bed House7, Pleasant View, Merthyr Tydfil, CF47 8TD7, Pleasant View, Merthyr Tydfil, CF47 8TD
• Sold Jun 2024£170,000 | 3 Bed House5, Grawen Terrace, Merthyr Tydfil, CF47 8TH5, Grawen Terrace, Merthyr Tydfil, CF47 8TH
• Sold Dec 2023£126,000 | 3 Bed House7, Stuart Street, Merthyr Tydfil, CF47 8SA7, Stuart Street, Merthyr Tydfil, CF47 8SA
• Sold Oct 2022£50,000 | 3 Bed House14, Williamstown, Merthyr Tydfil, CF47 8PD14, Williamstown, Merthyr Tydfil, CF47 8PD
• Sold Aug 2022£190,000 | 3 Bed House68-70, Brecon Road, Merthyr Tydfil, CF47 8NN68-70, Brecon Road, Merthyr Tydfil, CF47 8NN
• Sold Nov 2021£122,500 | 3 Bed House27, Stuart Street, Merthyr Tydfil, CF47 8SA27, Stuart Street, Merthyr Tydfil, CF47 8SA
• Sold Mar 2021£126,500 | 3 Bed House2, Cromwell Street, Merthyr Tydfil, CF47 8RY2, Cromwell Street, Merthyr Tydfil, CF47 8RY
• Sold Nov 2020£89,000 | 3 Bed House20, Grawen Terrace, Merthyr Tydfil, CF47 8TH20, Grawen Terrace, Merthyr Tydfil, CF47 8TH
• Sold Mar 2020£76,000 | 3 Bed House33, Stuart Street, Merthyr Tydfil, CF47 8SA33, Stuart Street, Merthyr Tydfil, CF47 8SA
• Sold Oct 2019£108,000 | 3 Bed House25, Cromwell Street, Merthyr Tydfil, CF47 8RY25, Cromwell Street, Merthyr Tydfil, CF47 8RY
• Sold Oct 2018£87,000 | 3 Bed House16, Stuart Street, Merthyr Tydfil, CF47 8SA16, Stuart Street, Merthyr Tydfil, CF47 8SA
• Sold Apr 2018£85,000 | 3 Bed House7, Castle Square, Merthyr Tydfil, CF47 8NU7, Castle Square, Merthyr Tydfil, CF47 8NU
• Sold Nov 2017£109,000 | 3 Bed House30, Stuart Street, Merthyr Tydfil, CF47 8SA30, Stuart Street, Merthyr Tydfil, CF47 8SA
• Sold Jul 2016£45,000 | 3 Bed House17, Grawen Terrace, Merthyr Tydfil, CF47 8TH17, Grawen Terrace, Merthyr Tydfil, CF47 8TH
• Sold Oct 2015£82,000 | 3 Bed House5, Castle Square, Merthyr Tydfil, CF47 8NU5, Castle Square, Merthyr Tydfil, CF47 8NU
• Sold Jul 2015£50,000 | 3 Bed House18, Williamstown, Merthyr Tydfil, CF47 8PD18, Williamstown, Merthyr Tydfil, CF47 8PD
• Sold May 2015£75,000 | 3 Bed House29, Williamstown, Merthyr Tydfil, CF47 8PD29, Williamstown, Merthyr Tydfil, CF47 8PD
• Sold Aug 2010£70,000 | 3 Bed House3, Castle Square, Merthyr Tydfil, CF47 8NU3, Castle Square, Merthyr Tydfil, CF47 8NU

Of the 20 addresses on Williamstown, Merthyr Tydfil, CF47, 13, Williamstown, Merthyr Tydfil comes out as the 11th largest and the 11th most expensive in our analysis of the public data.

It is also £13k less expensive than the average property across the CF47 district.

• Merthyr Tydfil

  |

  1.2 km away
• Pentre-Bach

  |

  3.5 km away
• Troed-y-rhiw

  |

  5.3 km away

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