According to data from HM Land Registry, 31, Princess Street, Llanelli sits on a plot of 123 m².

We have plot size data on 31 out of 34 other houses in the postcode and 31, Princess Street, Llanelli sits on the 27th largest plot.

31, Princess Street, Llanelli has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 02 Oct 2018.

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, 31, Princess Street, Llanelli was last sold on 18th February 2008 for £115,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since February 2008, the market for similar properties has risen by 68.2%.

• Sold Feb 2008£115,000
• Sold Jun 2001£41,500
• Sold Nov 1997£39,000

According to the Land Registry and our network of Estate Agents, there have been 188 sales of properties similar to 31, Princess Street, Llanelli within a radius of 550 metres since 2020.

The most recent example is 36, Princess Street, Llanelli, SA15 2TD, a freehold house which sold for £127,000 on the 23rd January 2026.

Read more about house prices in SA15.

• Sold Jan 2026£127,000 | 3 Bed House36, Princess Street, Llanelli, SA15 2TD36, Princess Street, Llanelli, SA15 2TD
• Sold Dec 2025£110,000 | 4 Bed House59, Princess Street, Llanelli, SA15 2TB59, Princess Street, Llanelli, SA15 2TB
• Sold Nov 2025£122,000 | 3 Bed House27, Brynmor Road, Llanelli, SA15 2TF27, Brynmor Road, Llanelli, SA15 2TF
• Sold Sep 2025£110,000 | 4 Bed House28, Albert Street, Llanelli, SA15 2TA28, Albert Street, Llanelli, SA15 2TA
• Sold Jul 2025£125,000 | 4 Bed House21, Princess Street, Llanelli, SA15 2TB21, Princess Street, Llanelli, SA15 2TB
• Sold Jul 2025£152,500 | 3 Bed House8, Amos Street, Llanelli, SA15 2TU8, Amos Street, Llanelli, SA15 2TU
• Sold Jun 2025£133,000 | 3 Bed House17, Brynmor Road, Llanelli, SA15 2TF17, Brynmor Road, Llanelli, SA15 2TF
• Sold May 2025£122,500 | 4 Bed House24, Albert Street, Llanelli, SA15 2TA24, Albert Street, Llanelli, SA15 2TA
• Sold Apr 2025£132,500 | 3 Bed House33, Old Castle Road, Llanelli, SA15 2SL33, Old Castle Road, Llanelli, SA15 2SL
• Sold Mar 2025£140,000 | 3 Bed House81, Brynmor Road, Llanelli, SA15 2TF81, Brynmor Road, Llanelli, SA15 2TF
• Sold Dec 2024£135,000 | 4 Bed House13, Princess Street, Llanelli, SA15 2TB13, Princess Street, Llanelli, SA15 2TB
• Sold Nov 2024£125,000 | 4 Bed House36, Albert Street, Llanelli, SA15 2TA36, Albert Street, Llanelli, SA15 2TA
• Sold Dec 2023£120,000 | 3 Bed House49, Brynmor Road, Llanelli, SA15 2TF49, Brynmor Road, Llanelli, SA15 2TF
• Sold Nov 2023£115,000 | 3 Bed House27, Princess Street, Llanelli, SA15 2TB27, Princess Street, Llanelli, SA15 2TB
• Sold Dec 2021£69,000 | 3 Bed House8, Albert Street, Llanelli, SA15 2TA8, Albert Street, Llanelli, SA15 2TA
• Sold Nov 2021£115,000 | 3 Bed House50, Princess Street, Llanelli, SA15 2TD50, Princess Street, Llanelli, SA15 2TD
• Sold May 2021£88,500 | 3 Bed House24, Princess Street, Llanelli, SA15 2TD24, Princess Street, Llanelli, SA15 2TD
• Sold Feb 2021£140,000 | 3 Bed House4, Albert Street, Llanelli, SA15 2TA4, Albert Street, Llanelli, SA15 2TA
• Sold Oct 2020£95,500 | 3 Bed House11, Princess Street, Llanelli, SA15 2TB11, Princess Street, Llanelli, SA15 2TB
• Sold Sep 2020£83,000 | 4 Bed House7, Princess Street, Llanelli, SA15 2TB7, Princess Street, Llanelli, SA15 2TB

Princess Street, Llanelli, SA15 has a total of 83 addresses. According to our analysis of all the public data, 31, Princess Street, Llanelli is the 27th largest and the 47th most expensive property on the street.

When compared to the postcode district it is £69k less expensive than the average property in SA15.

• Llanelli

  |

  700 m away
• Bynea

  |

  4.8 km away
• Pembrey & Burry Port

  |

  5.6 km away

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