9, Heron Avenue, Llanelli occupies a 372 m² plot as recorded by HM Land Registry.

All 16 other houses in this postcode have recorded plot sizes, and this one ranks as the 8th largest.

9, Heron Avenue, Llanelli has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Jul 2009.

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

9, Heron Avenue, Llanelli last changed hands on 15th October 2010, selling for £217,500. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 4 times since 1995.

The market for similar properties has risen by 41.6% since October 2010.

• Sold Oct 2010£217,500
• Sold Nov 2009£172,000
• Sold Sep 2003£150,000

Land Registry records and our Estate Agent network show 54 sales of comparable properties within 790 metres of 9, Heron Avenue, Llanelli since 2011.

Most recently, 203, Stryd Bennett, Llanelli, SA15 4DQ, a freehold house, sold at £310,000 on the 30th October 2025.

Read more about house prices in SA15.

• Sold Oct 2025£310,000 | 4 Bed House203, Stryd Bennett, Llanelli, SA15 4DQ203, Stryd Bennett, Llanelli, SA15 4DQ
• Sold Jul 2025£285,000 | 4 Bed House12, Sandpiper Road, Llanelli, SA15 4SH12, Sandpiper Road, Llanelli, SA15 4SH
• Sold Oct 2024£173,000 | 4 Bed House20, Sandpiper Road, Llanelli, SA15 4SH20, Sandpiper Road, Llanelli, SA15 4SH
• Sold Jun 2021£345,000 | 4 Bed House78, Sandpiper Road, Llanelli, SA15 4SH78, Sandpiper Road, Llanelli, SA15 4SH
• Sold Apr 2021£275,000 | 3 Bed House5, Swan Walk, Llanelli, SA15 4SJ5, Swan Walk, Llanelli, SA15 4SJ
• Sold Oct 2019£231,000 | 4 Bed House21, Stryd Y Maswr, Llanelli, SA15 4DX21, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold Aug 2019£225,000 | 4 Bed House31, Stryd Y Maswr, Llanelli, SA15 4DX31, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold Aug 2019£220,000 | 4 Bed House33, Stryd Y Maswr, Llanelli, SA15 4DX33, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold Jun 2019£215,000 | 4 Bed House37, Stryd Y Maswr, Llanelli, SA15 4DX37, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold May 2019£225,000 | 4 Bed House35, Stryd Y Maswr, Llanelli, SA15 4DX35, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold May 2019£229,995 | 4 Bed House167, Stryd Bennett, Llanelli, SA15 4DQ167, Stryd Bennett, Llanelli, SA15 4DQ
• Sold Apr 2019£228,995 | 4 Bed House39, Stryd Y Maswr, Llanelli, SA15 4DX39, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold Apr 2019£219,995 | 4 Bed House43, Stryd Y Maswr, Llanelli, SA15 4DX43, Stryd Y Maswr, Llanelli, SA15 4DX
• Sold Dec 2018£242,995 | 4 Bed House14, Rhodfa Delme, Llanelli, SA15 4BZ14, Rhodfa Delme, Llanelli, SA15 4BZ
• Sold Apr 2018£217,000 | 4 Bed House10, Heol James Gravell, Llanelli, SA15 4BX10, Heol James Gravell, Llanelli, SA15 4BX
• Sold May 2017£280,000 | 4 Bed House16, Heron Avenue, Llanelli, SA15 4SL16, Heron Avenue, Llanelli, SA15 4SL
• Sold Apr 2017£120,000 | 3 Bed House2, Sandpiper Road, Llanelli, SA15 4SH2, Sandpiper Road, Llanelli, SA15 4SH
• Sold Mar 2016£198,000 | 4 Bed House84, Sandpiper Road, Llanelli, SA15 4SH84, Sandpiper Road, Llanelli, SA15 4SH
• Sold Mar 2013£166,500 | 4 Bed House7, Sandpiper Road, Llanelli, SA15 4SG7, Sandpiper Road, Llanelli, SA15 4SG
• Sold Jul 2011£125,000 | 4 Bed House13, Sandpiper Road, Llanelli, SA15 4SG13, Sandpiper Road, Llanelli, SA15 4SG

Our analysis of the public data ranks 9, Heron Avenue, Llanelli as the 6th largest and the 5th most expensive of the 16 addresses on Heron Avenue, Llanelli, SA15.

Against the SA15 postcode district average, it is £122k more expensive than the typical property.

• Llanelli

  |

  1.4 km away
• Pembrey & Burry Port

  |

  5.0 km away
• Bynea

  |

  5.5 km away

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