10 Royal Sovereign Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FH

10 Royal Sovereign Apartments is a one-bedroom mid-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7FH). It has a recorded floor area of 39 m² (around 420 sq ft) and construction records dating it to 2007-2011. At 39 m² this is the 18th smallest of 32 units on EPC record in the building, where floor areas span 36–80 m². The building's EPC ratings span D to B across 37 units on file. The latest certificate (January 2021) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since December 2008. The recommended improvements would push it to B (score 87). Main heating runs on electricity.

Held since April 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. On a £-per-square-foot basis, the last sale (£281/sq ft) was about 28.1% above the typical sold price in the postcode.