3Y Avg Price
£207,954
11 sales
Properties
100
Sales / Year
3.6
5-year average
Avg £/sq ft
£240
£2,581/m²
Rank in SA18
94th
of 240 streets
Last Sale
£178,000
Jun 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
146 total recorded
104 Dol Y Dderwen
Terraced
£178,000
Jun 2026
63 Dol Y Dderwen
Detached
£210,000
Jan 2026
130 Dol Y Dderwen
Semi-Detached
£182,500
Sept 2025
105 Dol Y Dderwen
Detached
£208,000
Sept 2025
5 Dol Y Dderwen
Detached
£245,000
Apr 2025
39 Dol Y Dderwen
Terraced
£149,000
Nov 2024
22 Dol Y Dderwen
Detached
£230,000
Jan 2024
93 Dol Y Dderwen
Detached
£222,995
Oct 2023
60 Dol Y Dderwen
Detached
£285,000
Oct 2023
86 Dol Y Dderwen
Detached
£245,000
Aug 2023
Street Rankings — SA18
Streets ranked by 3-year average sale price. Showing positions 90–99 of 240.
| # | Street | 3Y Avg |
|---|---|---|
| 90 | Myddynfych Drive | £211,250 |
| 91 | Quarry Road | £210,000 |
| 91 | Lon Ger Y Coed | £210,000 |
| 91 | Manor Road | £210,000 |
| 94 | Dol Y Dderwen | £207,954 |
| 95 | Union Street | £207,700 |
| 96 | Bro Dawel | £207,000 |
| 97 | Clos Nant Y Ci | £206,944 |
| 98 | Folland Road | £206,833 |
| 99 | Tycroes Road | £205,735 |
Property Mix
Type
Tenure
EPC Ratings
73 of 100 properties have an EPC record
Avg floor area: 969 sq ft (90 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