3Y Avg Price
£310,000
2 sales
Properties
22
Sales / Year
1.2
5-year average
Avg £/sq ft
£171
£1,839/m²
Rank in SA15
27th
of 325 streets
Last Sale
£230,000
Jun 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
31 total recorded
CLOSTEG Heol Ddu
Detached
£230,000
Jun 2025
16 Heol Ddu
Detached
£390,000
Feb 2025
GWELFOR Heol Ddu
Detached
£480,000
Feb 2023
15A Heol Ddu
Detached
£557,589
Dec 2022
GRAIGOG Heol Ddu
Detached
£105,000
Nov 2022
21 Heol Ddu
Detached
£400,000
Oct 2022
PENRHIW COTTAGE Heol Ddu
Detached
£150,000
Sept 2018
AEL Y BRYN Heol Ddu
Semi-Detached
£39,950
Dec 2017
TYNEWYDD Heol Ddu
Semi-Detached
£164,950
Mar 2016
BWYTHYN CORNEL Heol Ddu
Detached
£200,000
Sept 2014
Street Rankings — SA15
Streets ranked by 3-year average sale price. Showing positions 23–32 of 325.
| # | Street | 3Y Avg |
|---|---|---|
| 23 | Clos Clement | £368,000 |
| 24 | Bwlchygwynt | £357,000 |
| 25 | Roland Avenue | £335,000 |
| 26 | Herberdeg Road | £320,000 |
| 27 | Heol Ddu | £310,000 |
| 28 | Y Llwyn | £305,000 |
| 29 | Tyrwaun | £288,000 |
| 30 | Bro Mebyd | £282,667 |
| 31 | Glasfryn Terrace | £275,000 |
| 32 | Rhes Brickyard Row | £273,714 |
Property Mix
Type
Tenure
EPC Ratings
3 of 22 properties have an EPC record
Avg floor area: 1,033 sq ft (96 m²)
District Context — SA15
SA15 covers the Llanelli area and its surrounding villages in Carmarthenshire, south Wales. It is a long-established community with a mixed residential and industrial heritage, offering affordable living with good local amenities and transport links.
Average Property Price - SA15
£181,569
8
National percentile
Average Net Household Income - SA15
£32,850
18
National percentile
10-Year Annualised Price Growth - SA15
3.4%
42
National percentile
10-Year Annualised Rent Growth - SA
3.5%
28
National percentile