2, Mostyn Avenue, Carmarthen occupies a 281 m² plot as recorded by HM Land Registry.

Of the 15 other houses in this postcode, 13 have recorded plot sizes, and this one ranks as the 13th largest.

2, Mostyn Avenue, Carmarthen has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 11 Oct 2021.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

2, Mostyn Avenue, Carmarthen last changed hands on 24th March 1995, selling for £53,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

• Sold Mar 1995£53,000

Land Registry records and our Estate Agent network show 62 sales of comparable properties within 1.5 kilometres of 2, Mostyn Avenue, Carmarthen since 2013.

Most recently, 10, Penybanc, Carmarthen, SA31 2HA, a freehold house, sold at £365,000 on the 25th November 2025.

Read more about house prices in SA31.

• Sold Nov 2025£365,000 | 4 Bed House10, Penybanc, Carmarthen, SA31 2HA10, Penybanc, Carmarthen, SA31 2HA
• Sold Mar 2025£228,000 | 4 Bed House5, Bronwydd Road, Carmarthen, SA31 2AJ5, Bronwydd Road, Carmarthen, SA31 2AJ
• Sold Feb 2025£322,500 | 4 Bed House1, Dolgwili Road, Carmarthen, SA31 2AE1, Dolgwili Road, Carmarthen, SA31 2AE
• Sold Jun 2024£282,650 | 4 Bed House3, Dolgwili Road, Carmarthen, SA31 2AE3, Dolgwili Road, Carmarthen, SA31 2AE
• Sold Dec 2022£311,000 | 4 Bed House96, Bronwydd Road, Carmarthen, SA31 2AW96, Bronwydd Road, Carmarthen, SA31 2AW
• Sold Jun 2022£315,000 | 4 Bed House1, Penybanc, Carmarthen, SA31 2HA1, Penybanc, Carmarthen, SA31 2HA
• Sold Apr 2022£200,000 | 4 Bed House6, Dolgwili Road, Carmarthen, SA31 2AE6, Dolgwili Road, Carmarthen, SA31 2AE
• Sold Jul 2021£275,000 | 4 Bed House42, Ael Y Bryn, Carmarthen, SA31 2HB42, Ael Y Bryn, Carmarthen, SA31 2HB
• Sold Feb 2021£295,000 | 4 Bed House6, Pantglas, Carmarthen, SA31 2AY6, Pantglas, Carmarthen, SA31 2AY
• Sold Oct 2020£259,950 | 4 Bed House14, Glynderi, Carmarthen, SA31 2HD14, Glynderi, Carmarthen, SA31 2HD
• Sold Jan 2020£260,000 | 4 Bed House2, Glynderi, Carmarthen, SA31 2HD2, Glynderi, Carmarthen, SA31 2HD
• Sold Nov 2017£235,000 | 4 Bed House8, Dolgwili Road, Carmarthen, SA31 2AE8, Dolgwili Road, Carmarthen, SA31 2AE
• Sold Oct 2017£230,000 | 4 Bed House5, Coed Y Neuadd, Carmarthen, SA31 2BH5, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Oct 2017£230,000 | 4 Bed House6, Coed Y Neuadd, Carmarthen, SA31 2BH6, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Oct 2017£240,000 | 4 Bed House4, Coed Y Neuadd, Carmarthen, SA31 2BH4, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Oct 2017£235,000 | 4 Bed House7, Coed Y Neuadd, Carmarthen, SA31 2BH7, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Oct 2017£170,000 | 4 Bed House16, Coed Y Neuadd, Carmarthen, SA31 2BH16, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Oct 2017£195,000 | 4 Bed House15, Coed Y Neuadd, Carmarthen, SA31 2BH15, Coed Y Neuadd, Carmarthen, SA31 2BH
• Sold Jul 2017£190,000 | 4 Bed House15, Bronwydd Road, Carmarthen, SA31 2AJ15, Bronwydd Road, Carmarthen, SA31 2AJ
• Sold Sep 2013£182,000 | 4 Bed House2, Dolgwili Road, Carmarthen, SA31 2AE2, Dolgwili Road, Carmarthen, SA31 2AE

Our analysis of the public data ranks 2, Mostyn Avenue, Carmarthen as the 11th largest and the 10th most expensive of the 15 addresses on Mostyn Avenue, Carmarthen, SA31.

Against the SA31 postcode district average, it is £97k more expensive than the typical property.

• Carmarthen

  |

  2.3 km away
• Ferryside

  |

  12.6 km away
• Kidwelly

  |

  15.2 km away

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