26 Sirius Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7GA

26 Sirius Apartments is a one-bedroom end-of-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7GA). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 2003-2006 and council tax band C. The latest certificate (February 2024) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since April 2014. Between certificates, hot-water efficiency went from Very Poor to Poor and 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 85). Main heating runs on electricity. At 35 m² this is the 2nd smallest of 38 units on EPC record in the building, where floor areas span 34–81 m². The building's EPC ratings span D to B across 38 units on file.

On a £-per-square-foot basis, the last sale (£286/sq ft) was about 26.3% above the typical sold price in the postcode. 12 years since the last transfer (June 2014).