15b, Derwen Road, Tumble, Llanelli, SA14 6HG
About 15b
15b is a detached house in Tumble, Llanelli, Llanelli (SA14 6HG). It has a recorded floor area of 158 m² (around 1701 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (September 2017) returns a B (score 81), comfortably above the UK average. When first surveyed in March 2013 the rating was E, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Very Good, roof efficiency went from Good to Very Good and window efficiency went from Poor to Very Good. Main heating runs on oil.
At 158 m² the property is well over the postcode median (104 m² across 16 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode.
Everything you need to know about 15b
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
15b ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
Planning history
15b has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 15b
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
15b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£373,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
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
EPC Rating for 15b runs comfortably ahead of the street norm.
EPC Rating
81 (B)
Street avg 56 (D)
Floor Area
158 m²
Street avg 118 m²
CO₂ Emissions
3.3 t/year
Street avg 5.8 t/year
Everything you need to know about 15b
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
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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.