25 Lady Isle House, Ferry Court, Cardiff, CF11 0JH

25 Lady Isle House is a mid-terrace house in Cardiff (CF11 0JH). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 2003-2006 and council tax band C. The latest certificate (June 2026) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since January 2009. Between certificates, hot-water efficiency went from Very Poor to Average, lighting went from Poor to Very Good and main heating went from Very Poor to Poor; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 86). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition. At 37 m² this is the 9th smallest of 56 units on EPC record in the building, where floor areas span 31–123 m². The building's EPC ratings span D to B across 56 units on file.

Held since July 2005 — that's 21 years off the open market, well above the local norm. At 37 m² it sits well below the postcode median (65 m² across 55 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £108,000 is 18% above the 2005 sale price.