Trewen, Carmarthen has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 12 May 2020.

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

Trewen, Carmarthen last changed hands on 12th November 2025, selling for £260,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 0.7% since November 2025.

• Sold Nov 2025£260,000
• Sold Sep 2020£205,000

Land Registry records and our Estate Agent network show 82 sales of comparable properties within 9.4 kilometres of Trewen, Carmarthen since 2007.

Most recently, Parc-Y-Dwr, Newcastle Emlyn, SA38 9LT, a freehold house, sold at £330,000 on the 19th February 2026.

Read more about house prices in SA33.

• Sold Feb 2026£330,000 | 3 Bed HouseParc-Y-Dwr, Newcastle Emlyn, SA38 9LTParc-Y-Dwr, Newcastle Emlyn, SA38 9LT
• Sold Jan 2025£195,000 | 3 Bed HouseBlaencwm Bach, Llanfyrnach, SA35 0BEBlaencwm Bach, Llanfyrnach, SA35 0BE
• Sold Nov 2024£250,000 | 3 Bed HouseBelmont, Carmarthen, SA33 6QXBelmont, Carmarthen, SA33 6QX
• Sold Sep 2024£265,000 | 4 Bed HouseSeren Chwech, Llanfyrnach, SA35 0BESeren Chwech, Llanfyrnach, SA35 0BE
• Sold Sep 2023£345,000 | 4 Bed HouseGrandview, Llanfyrnach, SA35 0BEGrandview, Llanfyrnach, SA35 0BE
• Sold Dec 2022£78,000 | 3 Bed HouseTy Heddwch, Newcastle Emlyn, SA38 9LJTy Heddwch, Newcastle Emlyn, SA38 9LJ
• Sold Dec 2022£292,000 | 4 Bed HouseSeren Saith, Llanfyrnach, SA35 0BESeren Saith, Llanfyrnach, SA35 0BE
• Sold Jun 2021£191,000 | 4 Bed HouseMaes Yr Awel, Carmarthen, SA33 6RUMaes Yr Awel, Carmarthen, SA33 6RU
• Sold Mar 2021£345,000 | 3 Bed HouseRose Villa, Carmarthen, SA33 6SYRose Villa, Carmarthen, SA33 6SY
• Sold Nov 2020£215,000 | 3 Bed House2, Clynblewog, Carmarthen, SA33 6DW2, Clynblewog, Carmarthen, SA33 6DW
• Sold Jun 2020£205,000 | 3 Bed HouseRock Villa, Carmarthen, SA33 6RURock Villa, Carmarthen, SA33 6RU
• Sold Dec 2019£183,000 | 4 Bed HouseBrynhaul, Whitland, SA34 0JDBrynhaul, Whitland, SA34 0JD
• Sold Jul 2019£205,000 | 4 Bed HouseIet Fawr, Carmarthen, SA33 6SAIet Fawr, Carmarthen, SA33 6SA
• Sold Sep 2018£325,000 | 3 Bed HouseWaunlas, Carmarthen, SA33 6RAWaunlas, Carmarthen, SA33 6RA
• Sold Sep 2018£590,000 | 3 Bed HouseNewnant, Carmarthen, SA33 6SFNewnant, Carmarthen, SA33 6SF
• Sold Jun 2018£164,000 | 4 Bed HouseMontana, Carmarthen, SA33 6RTMontana, Carmarthen, SA33 6RT
• Sold Nov 2017£168,000 | 3 Bed HouseHolcwm, Blaenycoed Road, Carmarthen, SA33 6TBHolcwm, Blaenycoed Road, Carmarthen, SA33 6TB
• Sold May 2013£165,000 | 4 Bed HouseBrynambor, Carmarthen, SA33 6RUBrynambor, Carmarthen, SA33 6RU
• Sold Aug 2007£190,000 | 4 Bed HouseRock Hall, Carmarthen, SA33 6RURock Hall, Carmarthen, SA33 6RU
• Sold May 2007£176,000 | 4 Bed HouseCartref, Carmarthen, SA33 6RUCartref, Carmarthen, SA33 6RU

Our analysis of the public data ranks Trewen, Carmarthen as the 79th largest and the 82nd most expensive of the 132 addresses on Trelech, Carmarthen, SA33.

Against the SA33 postcode district average, it is £9k more expensive than the typical property.

• Whitland

  |

  16.2 km away
• Carmarthen

  |

  16.8 km away
• Clunderwen

  |

  19.7 km away

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