20 Carreg Yr Afon, Godrergraig, Swansea, SA9 2DR

20 Carreg Yr Afon is a one-bedroom semi-detached house in Godrergraig, Swansea, Swansea (SA9 2DR). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1983-1990 and council tax band A. At 39 m² this is the 5th smallest of 27 units on EPC record in the building, where floor areas span 37–116 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (58 versus a best of 76). The home occupies a cul-de-sac position. The latest certificate (May 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2010. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

Held since August 2006 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £96,000 sits 88.2% above the 2006 sale of £51,000. On a £-per-square-foot basis, the last sale (£121/sq ft) was about 55.6% above the typical sold price in the postcode. At 39 m² it sits well below the postcode median (56 m² across 26 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.