11 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ

11 Tai Penylan is a two-bedroom semi-detached house in Capel Llanilltern, Cardiff, Cardiff (CF5 6JQ). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1950-1966 and council tax band B. At 69 m² this is the smallest unit on EPC record across the building (69–120 m²). The building's EPC ratings span F to C across 9 units on file. The latest certificate (August 2018) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in December 2015 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Average and lighting went from Very Poor to Average. The recommended improvements would push it to C (score 73). Main heating runs on electricity.

Today's modelled estimate of £158,000 sits 75.6% above the 2020 sale of £90,000. On a £-per-square-foot basis, the last sale (£121/sq ft) was about 21.7% below the postcode norm. At 69 m² it sits well below the postcode median (100 m² across 8 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Most recent transfer: February 2020 at £90,000.