HM Land Registry records the plot of land for 12, Firth Road, Llanelli as measuring 321 m².

That makes it the 3rd largest plot in the postcode, where 28 of the 32 other houses have recorded plot data.

12, Firth Road, Llanelli has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Mar 2024.

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

The most recent sale of 12, Firth Road, Llanelli completed on 23rd January 2026 at £139,995 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 28.3% over the period since January 2026.

• Sold Jan 2026£139,995
• Sold Feb 2013£78,000
• Sold Sep 2011£65,000

Since 2018 104 properties similar to 12, Firth Road, Llanelli have sold within a radius of 530 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 8th May 2026, was 85, Penyfan Road, Llanelli, SA15 1JG, a freehold house which sold for £144,000.

Read more about house prices in SA15.

• Sold May 2026£144,000 | 3 Bed House85, Penyfan Road, Llanelli, SA15 1JG85, Penyfan Road, Llanelli, SA15 1JG
• Sold Oct 2025£122,000 | 3 Bed House62, Firth Road, Llanelli, SA15 1PN62, Firth Road, Llanelli, SA15 1PN
• Sold Sep 2025£124,100 | 3 Bed House84, Firth Road, Llanelli, SA15 1PN84, Firth Road, Llanelli, SA15 1PN
• Sold Jul 2025£129,995 | 3 Bed House69, Firth Road, Llanelli, SA15 1PN69, Firth Road, Llanelli, SA15 1PN
• Sold Apr 2025£130,000 | 3 Bed House75, Penyfan Road, Llanelli, SA15 1JG75, Penyfan Road, Llanelli, SA15 1JG
• Sold Mar 2025£150,000 | 3 Bed House44, Penyfan Road, Llanelli, SA15 1JP44, Penyfan Road, Llanelli, SA15 1JP
• Sold Feb 2025£134,000 | 3 Bed House99, Bigyn Road, Llanelli, SA15 1PA99, Bigyn Road, Llanelli, SA15 1PA
• Sold Feb 2025£70,000 | 3 Bed House11, Coronation Road, Llanelli, SA15 1PD11, Coronation Road, Llanelli, SA15 1PD
• Sold Aug 2024£108,000 | 3 Bed House28, Golygfor, Llanelli, SA15 1PR28, Golygfor, Llanelli, SA15 1PR
• Sold Jul 2024£92,000 | 3 Bed House54, Penyfan Road, Llanelli, SA15 1JP54, Penyfan Road, Llanelli, SA15 1JP
• Sold Mar 2024£61,000 | 3 Bed House6, Graig Avenue, Llanelli, SA15 1RH6, Graig Avenue, Llanelli, SA15 1RH
• Sold Nov 2022£127,000 | 3 Bed House14, Heol Dderwen, Llanelli, SA15 1JQ14, Heol Dderwen, Llanelli, SA15 1JQ
• Sold Apr 2022£126,000 | 3 Bed House68, Penyfan Road, Llanelli, SA15 1JP68, Penyfan Road, Llanelli, SA15 1JP
• Sold Feb 2022£96,000 | 3 Bed House49, Firth Road, Llanelli, SA15 1PN49, Firth Road, Llanelli, SA15 1PN
• Sold Feb 2022£92,000 | 3 Bed House34, Firth Road, Llanelli, SA15 1PH34, Firth Road, Llanelli, SA15 1PH
• Sold Jan 2021£115,000 | 3 Bed House53, Coronation Road, Llanelli, SA15 1PD53, Coronation Road, Llanelli, SA15 1PD
• Sold Dec 2020£84,995 | 3 Bed House22, Firth Road, Llanelli, SA15 1PH22, Firth Road, Llanelli, SA15 1PH
• Sold Nov 2020£105,000 | 3 Bed House57, Caswell Street, Llanelli, SA15 1RE57, Caswell Street, Llanelli, SA15 1RE
• Sold Sep 2020£92,000 | 3 Bed House8, Grant Street, Llanelli, SA15 1PY8, Grant Street, Llanelli, SA15 1PY
• Sold Feb 2018£120,000 | 3 Bed House19, Caswell Street, Llanelli, SA15 1BS19, Caswell Street, Llanelli, SA15 1BS

Of the 86 addresses on Firth Road, Llanelli, SA15, 12, Firth Road, Llanelli comes out as the 50th largest and the 23rd most expensive in our analysis of the public data.

It is also £56k less expensive than the average property across the SA15 district.

• Llanelli

  |

  800 m away
• Bynea

  |

  3.6 km away
• Llangennech

  |

  5.2 km away

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