35 Bryn Celyn, Cardiff, CF23 7EE

35 Bryn Celyn is a four-bedroom end-of-terrace house in Cardiff (CF23 7EE). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (June 2014) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since July 2010. Between certificates, roof efficiency went from Average to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Poor to Very Poor. The recommended improvements would push it to C (score 76). The latest certificate is from June 2014, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £200,000 is 29% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£152/sq ft) was about 91.7% above the typical sold price in the postcode. Sold August 2022 for £155,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.