14 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
About 14 Coed Y Dderwen
14 Coed Y Dderwen is a detached house in Cwmgwili, Llanelli, Llanelli (SA14 6DZ). It has a recorded floor area of 81 m² (around 872 sq ft). The latest certificate (November 2019) returns a B (score 83), comfortably above the UK average. The recommended improvements would push it to A (score 96). Main heating runs on electricity: electricity, unspecified tariff.
Today's modelled estimate of £293,000 is 46.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£229/sq ft) was about 39.4% above the typical sold price in the postcode. Last sale on file: £199,950 in December 2019.
Energy performance
14 Coed Y Dderwen's carbon output is low for the local stock.
EPC Rating
Planning history
14 Coed 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 14 Coed 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
14 Coed Y Dderwen valuation sits well clear of the typical sold price in this postcode.
£293,000
Modelled from EPC, postcode comparables.
£199,950
Recorded with HM Land Registry.
Sales timeline
17 December 2019Most recent
£199,950
Median price across the last 5 sales in SA14 6DZ: £220,000 (2025–2021).
Nearby sales in SA14 6DZ
10 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
Sold Apr 2025
£220,00013 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
Sold May 2023
£249,0001 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
Sold May 2023
£177,0009 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
Sold Mar 2023
£223,0007 Coed Y Dderwen, Cwmgwili, Llanelli, SA14 6DZ
Sold Dec 2020
£165,000
Versus other Coed Y Dderwen homes
EPC Rating for 14 Coed Y Dderwen lags the street by a wide margin.
Price per m²
£2,469
Street avg £2,026
Floor Area
81 m²
Street avg 83 m²
CO₂ Emissions
1.4 t/year
Street avg 1.2 t/year
Years Held
6 years
Street avg 5 years
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Lotwen Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







