6 Carlotta Way, Cardiff, CF10 5FY

6 Carlotta Way is a mid-terrace house in Cardiff (CF10 5FY). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (October 2018) returns a B (score 82), comfortably above the UK average. The rating has held steady at B across 2 certificates since October 2008. Between certificates, lighting went from Very Poor to Average; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. Main heating runs on electricity. At 45 m² this is the 5th smallest of 49 units on EPC record in the building, where floor areas span 41–90 m². The building's EPC ratings span D to B, with this unit at the top.

Held since December 2006 — that's 19 years off the open market, well above the local norm. At 45 m² it's 27.4% smaller than the typical home in the postcode (62 m² median across 48 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 2003–2006, sale prices on this property compounded at 1% per year. On a £-per-square-foot basis, the last sale (£239/sq ft) was about 30.1% above the typical sold price in the postcode.