1 Bryn Derwen, Sketty, Swansea, SA2 9GX

1 Bryn Derwen is a three-bedroom detached house in Sketty, Swansea, Swansea (SA2 9GX). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (December 2013) shows an F (score 27), near the bottom of the EPC scale. Earlier certificates rated it D (September 2009); the latest reading is 2 bands lower. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 83), a 4-band jump. The latest certificate is from December 2013, so improvements made since then won't be reflected. Other recorded features include a balcony, notable views and a conservatory.

At 102 m² it's 22.9% larger than the typical home in the postcode (83 m² median across 64 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 bedrooms is on the smaller side for this postcode, where 5 is the typical count. Across 1999–2018, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £404,000 is 38.1% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£266/sq ft) was about 40% above the typical sold price in the postcode. Most recent transfer: September 2018 at £292,500.