4 Plas Yr Afon, Trefechan, Aberystwyth, SY23 1DD

4 Plas Yr Afon is a two-bedroom semi-detached house in Trefechan, Aberystwyth, Aberystwyth (SY23 1DD). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1983-1990 and council tax band D. At 78 m² this is the 10th smallest of 16 units on EPC record in the building, where floor areas span 64–106 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (66 versus a best of 82). The latest certificate (May 2021) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2010. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average. The recommended improvements would push it to C (score 75). Main heating runs on electricity.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sale on file: £220,000 in November 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1999–2021, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 25.6% above the typical sold price in the postcode.