21 Maes Y Ffynnon, Bonvilston, Cardiff, CF5 6TT

21 Maes Y Ffynnon is a three-bedroom mid-terrace house in Bonvilston, Cardiff, Cardiff (CF5 6TT). It has a recorded floor area of 104 m² (around 1116 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2010) shows a D (score 64), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2008); the latest reading is one band lower. The recommended improvements would push it to C (score 69). The latest certificate is from October 2010, so improvements made since then won't be reflected.

It hasn't traded since November 2010, a hold of 16 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. Across 1999–2010, sale prices on this property compounded at 8.4% per year. Today's modelled estimate of £314,000 sits 61% above the 2010 sale of £195,000. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 20% below the postcode norm. One planning record on file: an extension approved in 2011. Past consents include an extension, meaningful when judging how the property has evolved. At 104 m² it's 16.5% larger than the typical home in the postcode (89 m² median across 17 EPCs).