3 The Avenue, Llandaff, Cardiff, CF5 2LP

3 The Avenue is a five-bedroom semi-detached house in Llandaff, Cardiff, Cardiff (CF5 2LP). It has a recorded floor area of 85 m² (around 915 sq ft) and construction records dating it to before 1900. At 85 m² this is the 3rd smallest of 12 units on EPC record in the building, where floor areas span 52–275 m². The building's EPC ratings span E to C across 12 units on file. The latest certificate (May 2014) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80). The latest certificate is from May 2014, so improvements made since then won't be reflected.

Held since November 2003 — that's 23 years off the open market, well above the local norm. One planning record on file: tree works approved in 2015. Past consents include tree works, meaningful when judging how the property has evolved. At 85 m² it's 19.8% smaller than the typical home in the postcode (106 m² median across 11 EPCs). Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Today's modelled estimate of £708,000 is 47.5% above the 2003 sale price. On a £-per-square-foot basis, the last sale (£525/sq ft) was about 81.7% above the typical sold price in the postcode.