11 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
About 11 Dol Y Dderwen
11 Dol Y Dderwen is a detached house in Llangain, Carmarthen, Carmarthen (SA33 5BE). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 2023 and council tax band E. The latest certificate (February 2025) returns a B (score 81), comfortably above the UK average. Main heating runs on electricity: electricity, unspecified tariff.
Untraded for 28 years, with the last transfer in December 1998. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £289,000 sits 285.3% above the 1998 sale of £75,000. On a £-per-square-foot basis, the last sale (£79/sq ft) was about 49.4% below the postcode norm.
Know exactly what you're buying at 11 Dol Y Dderwen
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
11 Dol Y Dderwen's carbon output is low for the local stock.
EPC Rating
Planning history
11 Dol Y Dderwen has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 11 Dol Y Dderwen
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
11 Dol Y Dderwen's estimated value is more than triple its earliest registered sale price (1998).
£289,000
Modelled from EPC, postcode comparables.
£75,000
Recorded with HM Land Registry.
Sales timeline
4 December 1998Most recent
£75,000
Median price across the last 5 sales in SA33 5BE: £270,000 (2025–2022).
Nearby sales in SA33 5BE
25 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
Sold Feb 2025
£240,00017 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
Sold Sept 2024
£330,00053 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
Sold Jul 2023
£327,0008 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
Sold Feb 2023
£250,00043 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE
Sold Oct 2022
£345,000
Everything we know about 11 Dol Y Dderwen, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Dol Y Dderwen homes
On price per m², 11 Dol Y Dderwen runs well behind the street norm.
Price per m²
£852
Street avg £2,030
Floor Area
88 m²
Street avg 96 m²
CO₂ Emissions
0.4 t/year
Street avg 1.8 t/year
Years Held
28 years
Street avg 11 years
Similar properties nearby
1 Dol Y Dderwen, Llangain
SA33 5BE
1 Blaenwaun, Meidrim
SA33 5PQ
1 Llys Y Dderwen, School Road, Llangain
SA33 5AE
1 Coomb Drive, Llangynog
SA33 5HR
1 Cwrt Melin, Bancyfelin
SA33 5NB
1 Brondeg Cottages, Llansteffan
SA33 5JJ
1 Innisfree Cottages, Llansteffan
SA33 5LW
1 Cwmclyd, Llansteffan
SA33 5EX
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Capel Smyrna — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.