According to data from HM Land Registry, 17, Brettenham Street, Llanelli sits on a plot of 297 m².

We have plot size data on 30 out of 30 other houses in the postcode and 17, Brettenham Street, Llanelli sits on the 14th largest plot.

17, Brettenham Street, Llanelli has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 12 Oct 2017.

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

According to HM Land Registry, 17, Brettenham Street, Llanelli was last sold on 23rd February 2018 for £100,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since February 2018, the market for similar properties has risen by 41.1%.

• Sold Feb 2018£100,000
• Sold Jul 2002£60,000

According to the Land Registry and our network of Estate Agents, there have been 96 sales of properties similar to 17, Brettenham Street, Llanelli within a radius of 660 metres since 2016.

The most recent example is 70, Stryd Bennett, Llanelli, SA15 4DE, a freehold house which sold for £154,000 on the 12th December 2025.

Read more about house prices in SA15.

• Sold Dec 2025£154,000 | 3 Bed House70, Stryd Bennett, Llanelli, SA15 4DE70, Stryd Bennett, Llanelli, SA15 4DE
• Sold Nov 2025£182,000 | 3 Bed House4, Stewart Street, Llanelli, SA15 3EW4, Stewart Street, Llanelli, SA15 3EW
• Sold May 2025£190,000 | 3 Bed House45, Chapman Street, Llanelli, SA15 3EA45, Chapman Street, Llanelli, SA15 3EA
• Sold Apr 2025£150,000 | 3 Bed House19, Stradey Park Avenue, Llanelli, SA15 3EG19, Stradey Park Avenue, Llanelli, SA15 3EG
• Sold Mar 2025£186,000 | 3 Bed House4, Pryce Street, Llanelli, SA15 3DY4, Pryce Street, Llanelli, SA15 3DY
• Sold Dec 2024£155,000 | 3 Bed House17, Chapman Street, Llanelli, SA15 3EB17, Chapman Street, Llanelli, SA15 3EB
• Sold Nov 2024£192,500 | 3 Bed House7, New Zealand Street, Llanelli, SA15 3EN7, New Zealand Street, Llanelli, SA15 3EN
• Sold Nov 2024£155,000 | 3 Bed House90, Stryd Bennett, Llanelli, SA15 4DE90, Stryd Bennett, Llanelli, SA15 4DE
• Sold Jul 2023£185,000 | 3 Bed House31, Chapman Street, Llanelli, SA15 3EB31, Chapman Street, Llanelli, SA15 3EB
• Sold Jan 2023£175,000 | 3 Bed House11, Brettenham Street, Llanelli, SA15 3ED11, Brettenham Street, Llanelli, SA15 3ED
• Sold Jan 2023£160,000 | 3 Bed House19, Brettenham Street, Llanelli, SA15 3ED19, Brettenham Street, Llanelli, SA15 3ED
• Sold Jul 2022£148,000 | 3 Bed House32, New Zealand Street, Llanelli, SA15 3EN32, New Zealand Street, Llanelli, SA15 3EN
• Sold Jun 2022£171,000 | 3 Bed House30, New Zealand Street, Llanelli, SA15 3EN30, New Zealand Street, Llanelli, SA15 3EN
• Sold Jan 2022£160,000 | 3 Bed House34, Chapman Street, Llanelli, SA15 3EB34, Chapman Street, Llanelli, SA15 3EB
• Sold Mar 2021£137,500 | 3 Bed House41, Stradey Park Avenue, Llanelli, SA15 3EG41, Stradey Park Avenue, Llanelli, SA15 3EG
• Sold Oct 2020£118,000 | 3 Bed House2, Pryce Street, Llanelli, SA15 3DY2, Pryce Street, Llanelli, SA15 3DY
• Sold Sep 2020£190,000 | 3 Bed House27, Chapman Street, Llanelli, SA15 3EB27, Chapman Street, Llanelli, SA15 3EB
• Sold Oct 2019£122,735 | 3 Bed House14, Brettenham Street, Llanelli, SA15 3ED14, Brettenham Street, Llanelli, SA15 3ED
• Sold May 2018£116,000 | 3 Bed House1, Pryce Street, Llanelli, SA15 3DY1, Pryce Street, Llanelli, SA15 3DY
• Sold Sep 2016£132,000 | 3 Bed House29, New Zealand Street, Llanelli, SA15 3EN29, New Zealand Street, Llanelli, SA15 3EN

Brettenham Street, Llanelli, SA15 has a total of 30 addresses. According to our analysis of all the public data, 17, Brettenham Street, Llanelli is the 14th largest and the 14th most expensive property on the street.

When compared to the postcode district it is £10k less expensive than the average property in SA15.

• Llanelli

  |

  1.6 km away
• Bynea

  |

  5.2 km away
• Pembrey & Burry Port

  |

  5.4 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.