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

16 Belleisle Apartments is a one-bedroom semi-detached house in Pentrechwyth, Swansea, Swansea (SA1 7FW). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (April 2025) returns a B (score 82), comfortably above the UK average. When first surveyed in December 2009 the rating was C, the property has climbed 1 band since. 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. Main heating runs on electricity. At 37 m² this is the 4th 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, with this unit at the top.

Held since December 2009 — that's 16 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). On a £-per-square-foot basis, the last sale (£264/sq ft) was about 15.7% above the typical sold price in the postcode.