3Y Avg Price
£377,125
5 sales
Properties
26
Sales / Year
2.0
5-year average
Avg £/sq ft
£245
£2,635/m²
Rank in SA18
14th
of 240 streets
Last Sale
£375,000
May 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
45 total recorded
Y GARTH Heol Ddu
Detached
£375,000
May 2026
PANTYBRYN Heol Ddu
Detached
£175,625
Mar 2026
Y GARTH Heol Ddu
Detached
£350,000
May 2025
LLAIN ALAW Heol Ddu
Detached
£410,000
Jan 2025
MELLIONS Heol Ddu
Detached
£575,000
Sept 2024
MELLIONS Heol Ddu
Detached
£600,000
Mar 2023
CWMCLEDDAU COTTAGE Heol Ddu
Detached
£365,000
Nov 2022
HOLLY COTTAGE Heol Ddu
Detached
£450,000
Mar 2022
FFYNNON DDU Heol Ddu
Detached
£330,000
Dec 2021
PANT YR HEOL DDU Heol Ddu
Detached
£549,950
Sept 2021
Street Rankings — SA18
Streets ranked by 3-year average sale price. Showing positions 9–19 of 240.
| # | Street | 3Y Avg |
|---|---|---|
| 9 | Cwmfelin Road | £390,000 |
| 11 | Heol Y Mynydd | £381,500 |
| 12 | Yr Hafod | £380,000 |
| 12 | Oak Tree Close | £380,000 |
| 14 | Heol Ddu | £377,125 |
| 15 | Llys Dolgader | £375,000 |
| 16 | Maidens Grove | £371,000 |
| 17 | Wernddu Road | £365,650 |
| 18 | Ffordd Y Deri | £363,500 |
| 19 | Parc Bwtrimawr | £355,833 |
Property Mix
Type
Tenure
EPC Ratings
20 of 26 properties have an EPC record
Avg floor area: 1,701 sq ft (158 m²)
District Context — SA18
SA18 covers the Ammanford and Betws areas in Carmarthenshire, south Wales, situated in the western valleys of the region. It is a rural and semi-rural locality with a character rooted in former mining heritage, now offering quieter residential appeal.
Average Property Price - SA18
£208,964
15
National percentile
Average Net Household Income - SA18
£32,696
17
National percentile
10-Year Annualised Price Growth - SA18
5.0%
90
National percentile
10-Year Annualised Rent Growth - SA
3.5%
28
National percentile