13b, Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DQ

13b is a one-bedroom detached house in Pontardawe, Swansea, Swansea (SA8 3DQ). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1900-1929 and council tax band A. At 52 m² this is the smallest unit on EPC record across the building (52–147 m²). The building's EPC ratings span E to B across 14 units on file. Other recorded features include outbuildings. The latest certificate (July 2024) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in July 2014 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Good to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 75).

Today's modelled estimate of £101,000 sits 124.4% above the 2017 sale of £45,000. On a £-per-square-foot basis, the last sale (£80/sq ft) was about 32.6% below the postcode norm. At 52 m² it sits well below the postcode median (86 m² across 13 EPCs), making it one of the more compact homes locally. 9 years since the last transfer (April 2017).