3 Maesydderwen, Llangennech, Llanelli, SA14 8UN
About 3 Maesydderwen
3 Maesydderwen is a mid-terrace house in Llangennech, Llanelli, Llanelli (SA14 8UN). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (June 2015) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since April 2009. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Average; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from June 2015, so improvements made since then won't be reflected.
Held since October 2004 — that's 22 years off the open market, well above the local norm. Today's modelled estimate of £138,000 sits 90.3% above the 2004 sale of £72,500. On a £-per-square-foot basis, the last sale (£79/sq ft) was about 40.6% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Jun 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof insulation improved
More low energy lighting installed
Planning history
3 Maesydderwen has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 3 Maesydderwen
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
3 Maesydderwen valuation sits well clear of the typical sold price in this postcode.
£138,000
Modelled from EPC, postcode comparables.
£72,500
Recorded with HM Land Registry.
Sales timeline
4 October 2004Most recent
£72,500
Median price across the last 5 sales in SA14 8UN: £100,000 (2024–2007).
Versus other Maesydderwen homes
On epc rating, 3 Maesydderwen runs well behind the street norm.
EPC Rating
58 (D)
Street avg 71 (C)
Floor Area
85 m²
Street avg 82 m²
CO₂ Emissions
4.5 t/year
Street avg 2.6 t/year
Habitable Rooms
5 rooms
Street avg 4 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Maes-y-Dderwen — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







