138 Coed Edeyrn, Llanedeyrn, Cardiff, CF23 9JX

138 Coed Edeyrn is a two-bedroom mid-terrace house in Llanedeyrn, Cardiff, Cardiff (CF23 9JX). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (June 2025) shows an E (score 44), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2012. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 74), a 2-band jump. Main heating runs on electricity. At 57 m² this is the 37th smallest of 45 units on EPC record in the building, where floor areas span 31–70 m². The building's EPC ratings span F to B across 45 units on file. Other recorded features include a loft.

It changed hands recently, sold November 2025 for £140,000. At 57 m² it's 21.3% larger than the typical home in the postcode (47 m² median across 44 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 2007–2025, sale prices on this property compounded at 2.1% per year. On a £-per-square-foot basis, the last sale (£228/sq ft) was about 58.6% above the typical sold price in the postcode.