25a, Ryeland Street, Shotton, Deeside, CH5 1DT

25a is an end-of-terrace house in Shotton, Deeside, Deeside (CH5 1DT). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (May 2019) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in October 2017 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, lighting went from Good to Very Good and main heating went from Very Poor to Good. At 47 m² this is the 4th smallest of 21 units on EPC record in the building, where floor areas span 27–141 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (45 versus a best of 75).

At 47 m² it sits well below the postcode median (91 m² across 20 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £107,000 sits 62.1% above the 2018 sale of £66,000. On a £-per-square-foot basis, the last sale (£130/sq ft) was about 59.8% above the typical sold price in the postcode. Last changed hands 8 years ago, in January 2018.