HM Land Registry records the plot of land for 14, Union Buildings, Llanelli as measuring 123 m².

That makes it the 22nd largest plot in the postcode, where 30 of the 31 other houses have recorded plot data.

14, Union Buildings, Llanelli has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Sep 2012.

The property is not 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 14, Union Buildings, Llanelli completed on 10th January 2013 at £67,000 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 100.4% over the period since January 2013.

• Sold Jan 2013£67,000
• Sold Apr 1997£33,000
• Sold Jun 1996£31,000

Since 2009 19 properties similar to 14, Union Buildings, Llanelli have sold within a radius of 600 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 12th November 2025, was 28, Union Buildings, Llanelli, SA15 3JP, a freehold house which sold for £135,000.

Read more about house prices in SA15.

• Sold Nov 2025£135,000 | 2 Bed House28, Union Buildings, Llanelli, SA15 3JP28, Union Buildings, Llanelli, SA15 3JP
• Sold Sep 2024£123,350 | 3 Bed House9, Pentrepoeth Road, Llanelli, SA15 4HH9, Pentrepoeth Road, Llanelli, SA15 4HH
• Sold May 2024£115,000 | 2 Bed House9, Union Buildings, Llanelli, SA15 3JW9, Union Buildings, Llanelli, SA15 3JW
• Sold Jan 2024£55,000 | 3 Bed House51, Arfryn Avenue, Llanelli, SA15 3RW51, Arfryn Avenue, Llanelli, SA15 3RW
• Sold Jun 2023£115,000 | 3 Bed House4, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR4, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR
• Sold Dec 2022£145,000 | 3 Bed House23, Union Buildings, Llanelli, SA15 3JW23, Union Buildings, Llanelli, SA15 3JW
• Sold Aug 2019£100,000 | 2 Bed House14, Corporation Close, Llanelli, SA15 3PG14, Corporation Close, Llanelli, SA15 3PG
• Sold Feb 2019£125,000 | 3 Bed House10, Lliedi Crescent, Llanelli, SA15 3SD10, Lliedi Crescent, Llanelli, SA15 3SD
• Sold Feb 2019£80,000 | 3 Bed House3, Long Row, Llanelli, SA15 3AJ3, Long Row, Llanelli, SA15 3AJ
• Sold Sep 2018£75,000 | 3 Bed House21, Long Row, Llanelli, SA15 3AX21, Long Row, Llanelli, SA15 3AX
• Sold Sep 2018£72,000 | 2 Bed House8, Union Buildings, Llanelli, SA15 3JW8, Union Buildings, Llanelli, SA15 3JW
• Sold Apr 2018£82,000 | 3 Bed House1, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR1, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR
• Sold Mar 2016£82,000 | 3 Bed House2, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR2, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR
• Sold Jul 2014£62,000 | 2 Bed House1, Long Row, Llanelli, SA15 3AJ1, Long Row, Llanelli, SA15 3AJ
• Sold Apr 2014£87,000 | 3 Bed House5, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR5, Mount Pleasant Buildings, Cobblers Court, Llanelli, SA15 3JR
• Sold Sep 2013£65,000 | 3 Bed House2, Cawdor Place, Llanelli, SA15 3RG2, Cawdor Place, Llanelli, SA15 3RG
• Sold Oct 2011£94,000 | 3 Bed House38, Union Buildings, Llanelli, SA15 3JP38, Union Buildings, Llanelli, SA15 3JP
• Sold Jun 2011£42,600 | 3 Bed House155, Felinfoel Road, Llanelli, SA15 3JU155, Felinfoel Road, Llanelli, SA15 3JU
• Sold Aug 2009£83,000 | 3 Bed House3, Mount Pleasant Buildings, Llanelli, SA15 3JL3, Mount Pleasant Buildings, Llanelli, SA15 3JL

Of the 40 addresses on Union Buildings, Llanelli, SA15, 14, Union Buildings, Llanelli comes out as the 36th largest and the 36th most expensive in our analysis of the public data.

It is also £65k less expensive than the average property across the SA15 district.

• Llanelli

  |

  1.6 km away
• Bynea

  |

  4.6 km away
• Llangennech

  |

  5.6 km away

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