6 Berw Road, Mayhill, Swansea, SA1 6UD

6 Berw Road is a semi-detached house in Mayhill, Swansea, Swansea (SA1 6UD). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (March 2014) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average, hot-water efficiency went from Average to Very Good and lighting went from Good to Very Good; while window efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from March 2014, so improvements made since then won't be reflected.

Held since November 2010 — that's 16 years off the open market, well above the local norm. Across 2005–2010, sale prices on this property compounded at 2.8% per year. Today's modelled estimate of £128,000 sits 172.3% above the 2010 sale of £47,000. On a £-per-square-foot basis, the last sale (£61/sq ft) was about 15.7% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs).