25 Belleisle Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FW

25 Belleisle Apartments is a one-bedroom end-of-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7FW). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 2007 onwards and council tax band C. The latest certificate (January 2020) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since January 2010. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 84). Main heating runs on electricity. At 38 m² this is the 11th smallest of 36 units on EPC record in the building, where floor areas span 36–96 m². The building's EPC ratings span D to B across 36 units on file.

It hasn't traded since December 2009, a hold of 16 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 18% above the typical sold price in the postcode.