Troedyrhiw, Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
About Troedyrhiw
Troedyrhiw is a mid-terrace house in Cwmgwili, Llanelli, Llanelli (SA14 6PH). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1930-1949. The latest certificate (December 2025) shows an E (score 49), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2015); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Poor; while window efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 73), a 2-band jump. Main heating runs on oil. This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 19 years, with the last transfer in December 2006. Across 1999–2006, sale prices on this property compounded at 30.8% per year. Today's modelled estimate of £164,000 sits 65.7% above the 2006 sale of £98,950. On a £-per-square-foot basis, the last sale (£119/sq ft) was about 27.4% above the typical sold price in the postcode. One historical planning record sits against the property in 2024.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
- Jan 2024FullIn report
Installation of a free standing Monobloc Air Source Heat Pump
- Documents
- 12 docs on file
- Reference
- PL/06745
We flagged 1 thing worth checking at Troedyrhiw
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
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Sales history & valuation
Troedyrhiw has more than quadrupled in price since its earliest registered sale in 1999.
£164,000
Modelled from EPC, postcode comparables and a sale-price growth of 30.8% per year over 7 years.
£98,950
Growth on file: 30.8% per year over 7 years.
Sales timeline
22 December 2006Most recent
£98,950
+101.9%over 4 years13 November 2002
£49,000
+226.7%over 2 years13 December 1999
£15,000
Median price across the last 5 sales in SA14 6PH: £180,000 (2025–2023).
Nearby sales in SA14 6PH
5 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Nov 2025
£210,0009 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Feb 2025
£180,000Aely Bryn, Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Mar 2024
£137,000Maes Y Gelli, Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Nov 2023
£200,0001 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Oct 2023
£170,000
Versus other Heol Y Deri homes
Floor Area for Troedyrhiw lags the street by a wide margin.
Price per m²
£1,285
Street avg £1,374
Floor Area
77 m²
Street avg 86 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 6.2 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwmgwili Playground — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







