15a, Derwen Road, Tumble, Llanelli, SA14 6HG
About 15a
15a is a detached house in Tumble, Llanelli, Llanelli (SA14 6HG). It has a recorded floor area of 134 m² (around 1442 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (May 2015) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 74), a 2-band jump. Main heating runs on oil. The latest certificate is from May 2015, so improvements made since then won't be reflected.
At 134 m² it's 29.5% larger than the typical home in the postcode (104 m² median across 16 EPCs). Today's modelled estimate of £286,000 is 49% above the 2021 sale price. Sold March 2021 for £192,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
15a's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 11 May 2025
EPC Rating
Planning history
15a has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 15a
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£286,000
Modelled from EPC, postcode comparables.
£192,000
Recorded with HM Land Registry.
Sales timeline
5 March 2021Most recent
£192,000
Median price across the last 5 sales in SA14 6HG: £300,000 (2024–2021).
Nearby sales in SA14 6HG
68 Derwen Road, Tumble, Llanelli, SA14 6HG
Sold Mar 2024
£265,000Twin Oaks, Derwen Road, Tumble, Llanelli, SA14 6HG
Sold Dec 2023
£420,00017 Derwen Road, Tumble, Llanelli, SA14 6HG
Sold Mar 2022
£300,000Eleven Oaks, Derwen Road, Tumble, Llanelli, SA14 6HG
Sold Sept 2021
£570,00035 Derwen Road, Tumble, Llanelli, SA14 6HG
Sold Jun 2021
£265,000
Versus other Derwen Road homes
15a is notably below the street on co₂ emissions.
Price per m²
£1,433
Street avg £2,139
Floor Area
134 m²
Street avg 120 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
8.9 t/year
Street avg 5.4 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Derwen Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







