1 Gerddi Rheidol, Trefechan, Aberystwyth, SY23 1DB

1 Gerddi Rheidol is a two-bedroom semi-detached house in Trefechan, Aberystwyth, Aberystwyth (SY23 1DB). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (September 2022) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 76). Main heating runs on electricity. At 57 m² this is the 8th smallest of 40 units on EPC record in the building, where floor areas span 50–109 m². The building's EPC ratings span E to B across 40 units on file.

It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Today's modelled estimate of £146,000 is 12.4% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£212/sq ft) was about 36.8% above the typical sold price in the postcode. Last sale on file: £129,950 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.