57 Alderney House, Ferry Court, Cardiff, CF11 0JT

57 Alderney House is a two-bedroom end-of-terrace house in Cardiff (CF11 0JT). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (November 2019) shows a C (score 72). When first surveyed in August 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Poor to Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would push it to B (score 84). Main heating runs on electricity. At 92 m² this is the 55th smallest of 56 units on EPC record in the building, where floor areas span 40–92 m². The building's EPC ratings span D to B across 56 units on file. Other recorded features include a balcony.

At 92 m² the property is well over the postcode median (54 m² across 55 EPCs), placing it in the larger end of the local stock. Across 2008–2024, sale prices on this property compounded at -3.2% per year. Today's modelled estimate of £229,000 sits 52.7% above the 2024 sale of £150,000. On a £-per-square-foot basis, the last sale (£151/sq ft) was about 43.9% below the postcode norm. Most recent transfer was December 2024 at £150,000 — fresh data.