37, Gelli Deg, Llanelli occupies a 206 m² plot as recorded by HM Land Registry.

Of the 48 other houses in this postcode, 45 have recorded plot sizes, and this one ranks as the 41st largest.

37, Gelli Deg, Llanelli has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 11 Feb 2022.

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

37, Gelli Deg, Llanelli last changed hands on 1st December 2025, selling for £225,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has risen by 16.5% since December 2025.

• Sold Dec 2025£225,000
• Sold Aug 2022£197,995
• Sold Sep 2014£85,000

Land Registry records and our Estate Agent network show 153 sales of comparable properties within 660 metres of 37, Gelli Deg, Llanelli since 2010.

Most recently, 19, Gelli Deg, Llanelli, SA14 8RY, a freehold house, sold at £185,000 on the 27th March 2026.

Read more about house prices in SA14.

• Sold Mar 2026£185,000 | 3 Bed House19, Gelli Deg, Llanelli, SA14 8RY19, Gelli Deg, Llanelli, SA14 8RY
• Sold Feb 2026£215,000 | 4 Bed House6, Evans Terrace, Llanelli, SA15 1EU6, Evans Terrace, Llanelli, SA15 1EU
• Sold Feb 2026£160,000 | 3 Bed House9, Alban Road, Llanelli, SA15 1EP9, Alban Road, Llanelli, SA15 1EP
• Sold Sep 2025£205,000 | 4 Bed House24, Ridgewood Park, Llanelli, SA15 1HX24, Ridgewood Park, Llanelli, SA15 1HX
• Sold Jun 2025£110,000 | 3 Bed House10, Alban Road, Llanelli, SA15 1EW10, Alban Road, Llanelli, SA15 1EW
• Sold Apr 2025£200,000 | 4 Bed House25, Alban Road, Llanelli, SA15 1EP25, Alban Road, Llanelli, SA15 1EP
• Sold Dec 2023£256,000 | 4 Bed House4, Heol Goffa, Llanelli, SA15 3EJ4, Heol Goffa, Llanelli, SA15 3EJ
• Sold Dec 2023£170,000 | 4 Bed House25, Coedcae Road, Llanelli, SA15 1HZ25, Coedcae Road, Llanelli, SA15 1HZ
• Sold Aug 2023£160,000 | 3 Bed House39, Gelli Deg, Llanelli, SA14 8RY39, Gelli Deg, Llanelli, SA14 8RY
• Sold Aug 2023£169,995 | 3 Bed House9, Heol Goffa, Llanelli, SA15 3NB9, Heol Goffa, Llanelli, SA15 3NB
• Sold Sep 2022£155,000 | 3 Bed House12, Gelli Deg, Llanelli, SA14 8RY12, Gelli Deg, Llanelli, SA14 8RY
• Sold Jun 2021£108,000 | 3 Bed House31, Gelli Deg, Llanelli, SA14 8RY31, Gelli Deg, Llanelli, SA14 8RY
• Sold Dec 2020£155,000 | 3 Bed House28, Gelli Deg, Llanelli, SA14 8RY28, Gelli Deg, Llanelli, SA14 8RY
• Sold Nov 2020£105,000 | 3 Bed House15, Gelli Deg, Llanelli, SA14 8RY15, Gelli Deg, Llanelli, SA14 8RY
• Sold Apr 2020£110,000 | 3 Bed House30, Gelli Deg, Llanelli, SA14 8RY30, Gelli Deg, Llanelli, SA14 8RY
• Sold May 2019£160,000 | 4 Bed House37, Coedcae Road, Llanelli, SA15 1HZ37, Coedcae Road, Llanelli, SA15 1HZ
• Sold Mar 2018£475,000 | 4 Bed House3, Maes Hirlas, Llanelli, SA15 1QE3, Maes Hirlas, Llanelli, SA15 1QE
• Sold Oct 2017£130,000 | 3 Bed House38, Gelli Deg, Llanelli, SA14 8RY38, Gelli Deg, Llanelli, SA14 8RY
• Sold Dec 2015£125,000 | 3 Bed House3, Gelli Deg, Llanelli, SA14 8RY3, Gelli Deg, Llanelli, SA14 8RY
• Sold Jun 2010£118,000 | 3 Bed House26, Gelli Deg, Llanelli, SA14 8RY26, Gelli Deg, Llanelli, SA14 8RY

Our analysis of the public data ranks 37, Gelli Deg, Llanelli as the 2nd largest and the 2nd most expensive of the 48 addresses on Gelli Deg, Llanelli, SA14.

Against the SA14 postcode district average, it is £13k more expensive than the typical property.

• Llanelli

  |

  1.9 km away
• Bynea

  |

  3.4 km away
• Llangennech

  |

  4.4 km away

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