19, Old Castle Road, Llanelli has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 12 Jan 2026.

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

19, Old Castle Road, Llanelli last changed hands on 12th September 2003, selling for £55,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

• Sold Sep 2003£55,000
• Sold Jul 2000£27,250

Land Registry records and our Estate Agent network show 190 sales of comparable properties within 520 metres of 19, Old Castle Road, Llanelli since 2019.

Most recently, 7, Ralph Street, Llanelli, SA15 1TU, a freehold house, sold at £115,000 on the 30th March 2026.

Read more about house prices in SA15.

• Sold Mar 2026£115,000 | 3 Bed House7, Ralph Street, Llanelli, SA15 1TU7, Ralph Street, Llanelli, SA15 1TU
• Sold Jan 2026£127,000 | 3 Bed House36, Princess Street, Llanelli, SA15 2TD36, Princess Street, Llanelli, SA15 2TD
• Sold Oct 2025£126,000 | 3 Bed House117, Old Castle Road, Llanelli, SA15 2SN117, Old Castle Road, Llanelli, SA15 2SN
• Sold Sep 2025£126,750 | 3 Bed House9, Lakefield Road, Llanelli, SA15 2UE9, Lakefield Road, Llanelli, SA15 2UE
• Sold Jul 2025£105,000 | 3 Bed House63, Old Castle Road, Llanelli, SA15 2SN63, Old Castle Road, Llanelli, SA15 2SN
• Sold Jun 2025£133,000 | 3 Bed House17, Brynmor Road, Llanelli, SA15 2TF17, Brynmor Road, Llanelli, SA15 2TF
• Sold Apr 2025£85,000 | 3 Bed House10, Annesley Street, Llanelli, SA15 2PT10, Annesley Street, Llanelli, SA15 2PT
• Sold Feb 2025£55,000 | 3 Bed House1, Pemberton Street, Llanelli, SA15 2RB1, Pemberton Street, Llanelli, SA15 2RB
• Sold Aug 2024£100,000 | 3 Bed House53, Brynmor Road, Llanelli, SA15 2TF53, Brynmor Road, Llanelli, SA15 2TF
• Sold Aug 2024£80,000 | 3 Bed House10, Amos Street, Llanelli, SA15 2TU10, Amos Street, Llanelli, SA15 2TU
• Sold Aug 2024£145,000 | 3 Bed House26, Downing Street, Llanelli, SA15 2UA26, Downing Street, Llanelli, SA15 2UA
• Sold Jun 2024£107,500 | 3 Bed House4, Robinson Street, Llanelli, SA15 1TS4, Robinson Street, Llanelli, SA15 1TS
• Sold May 2024£120,000 | 3 Bed House85, Old Castle Road, Llanelli, SA15 2SN85, Old Castle Road, Llanelli, SA15 2SN
• Sold Jan 2024£89,000 | 3 Bed House67, Old Castle Road, Llanelli, SA15 2SN67, Old Castle Road, Llanelli, SA15 2SN
• Sold Jun 2023£97,000 | 3 Bed House27, Robinson Street, Llanelli, SA15 1TS27, Robinson Street, Llanelli, SA15 1TS
• Sold Jan 2023£128,000 | 3 Bed House77, Old Castle Road, Llanelli, SA15 2SN77, Old Castle Road, Llanelli, SA15 2SN
• Sold Dec 2022£95,000 | 3 Bed House20, Lakefield Road, Llanelli, SA15 2UE20, Lakefield Road, Llanelli, SA15 2UE
• Sold Nov 2022£97,000 | 3 Bed House23, Old Castle Road, Llanelli, SA15 2SL23, Old Castle Road, Llanelli, SA15 2SL
• Sold Dec 2020£94,000 | 3 Bed House11, Old Castle Road, Llanelli, SA15 2SL11, Old Castle Road, Llanelli, SA15 2SL
• Sold Aug 2019£86,500 | 3 Bed House15, Old Castle Road, Llanelli, SA15 2SL15, Old Castle Road, Llanelli, SA15 2SL

Our analysis of the public data ranks 19, Old Castle Road, Llanelli as the 83rd largest and the 83rd most expensive of the 99 addresses on Old Castle Road, Llanelli, SA15.

Against the SA15 postcode district average, it is £70k less expensive than the typical property.

• Llanelli

  |

  800 m away
• Bynea

  |

  4.6 km away
• Pembrey & Burry Port

  |

  5.8 km away

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