12, Carmarthen occupies a 396 m² plot as recorded by HM Land Registry.

Of the 17 other houses in this postcode, 13 have recorded plot sizes, and this one ranks as the 5th largest.

12, Carmarthen has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Jan 2025.

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

Land Registry records and our Estate Agent network show 30 sales of comparable properties within 4.3 kilometres of 12, Carmarthen since 2007.

Most recently, 14, Crychiau, Carmarthen, SA31 2JJ, a freehold house, sold at £200,000 on the 10th October 2025.

Read more about house prices in SA32.

• Sold Oct 2025£200,000 | 3 Bed House14, Crychiau, Carmarthen, SA31 2JJ14, Crychiau, Carmarthen, SA31 2JJ
• Sold Sep 2025£195,000 | 3 Bed House16, Nash Avenue, Carmarthen, SA31 2AX16, Nash Avenue, Carmarthen, SA31 2AX
• Sold Aug 2025£142,500 | 3 Bed House11, Nash Avenue, Carmarthen, SA31 2AX11, Nash Avenue, Carmarthen, SA31 2AX
• Sold Aug 2025£153,000 | 3 Bed House10, Nash Avenue, Carmarthen, SA31 2AX10, Nash Avenue, Carmarthen, SA31 2AX
• Sold Nov 2024£195,000 | 2 Bed House18, Nash Avenue, Carmarthen, SA31 2AX18, Nash Avenue, Carmarthen, SA31 2AX
• Sold Oct 2023£243,000 | 3 Bed House51, Hafod Cwnin, Carmarthen, SA31 2AT51, Hafod Cwnin, Carmarthen, SA31 2AT
• Sold Oct 2023£135,000 | 3 Bed House8, Nash Avenue, Carmarthen, SA31 2AX8, Nash Avenue, Carmarthen, SA31 2AX
• Sold May 2022£145,000 | 2 Bed House9, Nash Avenue, Carmarthen, SA31 2AX9, Nash Avenue, Carmarthen, SA31 2AX
• Sold Nov 2021£201,000 | 2 Bed House7, Heol Penllain, Carmarthen, SA32 7AT7, Heol Penllain, Carmarthen, SA32 7AT
• Sold Nov 2021£215,000 | 2 Bed House2, Heol Ffynhonnau, Carmarthen, SA32 7AX2, Heol Ffynhonnau, Carmarthen, SA32 7AX
• Sold Sep 2021£170,000 | 3 Bed House71, Hafod Cwnin, Carmarthen, SA31 2AT71, Hafod Cwnin, Carmarthen, SA31 2AT
• Sold Jun 2021£170,000 | 3 Bed House3, Hafod Cwnin, Carmarthen, SA31 2AU3, Hafod Cwnin, Carmarthen, SA31 2AU
• Sold Nov 2020£165,000 | 3 Bed House7, Hafod Cwnin, Carmarthen, SA31 2AU7, Hafod Cwnin, Carmarthen, SA31 2AU
• Sold Jan 2020£131,000 | 3 Bed House87, Abergwili Road, Carmarthen, SA31 2HJ87, Abergwili Road, Carmarthen, SA31 2HJ
• Sold Jan 2018£95,000 | 3 Bed House24, Llys Caermedi, Carmarthen, SA31 1GX24, Llys Caermedi, Carmarthen, SA31 1GX
• Sold Jan 2017£116,000 | 3 Bed House55, Hafod Cwnin, Carmarthen, SA31 2AT55, Hafod Cwnin, Carmarthen, SA31 2AT
• Sold Oct 2016£143,000 | 2 Bed House59, Hafod Cwnin, Carmarthen, SA31 2AT59, Hafod Cwnin, Carmarthen, SA31 2AT
• Sold Oct 2012£115,000 | 3 Bed House20, Nash Avenue, Carmarthen, SA31 2AX20, Nash Avenue, Carmarthen, SA31 2AX
• Sold Jun 2012£114,000 | 3 Bed House5, Lloyds Terrace, Carmarthen, SA31 2JP5, Lloyds Terrace, Carmarthen, SA31 2JP
• Sold Feb 2007£145,000 | 3 Bed House7, Ismyrddin, Carmarthen, SA31 2JE7, Ismyrddin, Carmarthen, SA31 2JE

Our analysis of the public data ranks 12, Carmarthen as the 102nd largest and the 100th most expensive of the 115 addresses on Whitemill, Carmarthen, SA32.

Against the SA32 postcode district average, it is £71k less expensive than the typical property.

• Carmarthen

  |

  5.4 km away
• Ferryside

  |

  14.7 km away
• Kidwelly

  |

  16.2 km away

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