17 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL

17 Neptune Apartments is a one-bedroom end-of-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7FL). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 2007 onwards and council tax band C. The latest certificate (January 2014) returns a high B (score 85), putting the home a stone's throw from an A rating. Main heating runs on electricity. The latest certificate is from January 2014, so improvements made since then won't be reflected. At 46 m² this is the 26th smallest of 33 units on EPC record in the building, where floor areas span 33–81 m². The building's EPC ratings span E to B, with this unit at the top.

At 46 m² it's 21.1% larger than the typical home in the postcode (38 m² median across 32 EPCs). Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Across 2007–2020, sale prices on this property compounded at -2.3% per year. Today's modelled estimate of £107,000 is 23.7% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 26% below the postcode norm. Last sale on file: £86,500 in March 2020.