3 Duffryn Crescent, Peterston Super Ely, Cardiff, CF5 6NF

3 Duffryn Crescent is a detached house in Peterston-Super-Ely, Cardiff, Cardiff (CF5 6NF). It has a recorded floor area of 196 m² (around 2105 sq ft). The latest certificate (October 2009) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 59). The latest certificate is from October 2009, so improvements made since then won't be reflected.

Held since December 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2001. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Today's modelled estimate of £922,000 is 24.6% above the 2009 sale price. On a £-per-square-foot basis, the last sale (£352/sq ft) was about 25.5% above the typical sold price in the postcode.