11 Doe Close, Penylan, Cardiff, CF23 9HJ

11 Doe Close is a two-bedroom detached house in Penylan, Cardiff, Cardiff (CF23 9HJ). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1996-2002 and council tax band D. At 51 m² this is the 3rd smallest of 61 units on EPC record in the building, where floor areas span 35–129 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (October 2023) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, hot-water efficiency went from Average to Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 72).

At 51 m² it sits well below the postcode median (108 m² across 60 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2002–2024, sale prices on this property compounded at 2.4% per year. Today's modelled estimate of £197,000 is 13.9% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£315/sq ft) was about 57.4% above the typical sold price in the postcode. Last sale on file: £173,000 in March 2024.