20 Golden Dog Lane, Norwich, NR3 1BP

20 Golden Dog Lane is a semi-detached house in Norwich (NR3 1BP). It has a recorded floor area of 179 m² (around 1928 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (August 2010) shows an F (score 33), near the bottom of the EPC scale. Earlier certificates rated it D (December 2008); the latest reading is 2 bands lower. Between certificates, roof efficiency went from Average to Good; while hot-water efficiency dropped from Good to Average and main heating dropped from Good to Average. The recommended improvements would lift it to D (score 58), a 2-band jump. The latest certificate is from August 2010, so improvements made since then won't be reflected.

Untraded for 16 years, with the last transfer in October 2010. At 179 m² the property is well over the postcode median (40 m² across 7 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £416,000 sits 98.1% above the 2010 sale of £210,000. On a £-per-square-foot basis, the last sale (£109/sq ft) was about 48.6% below the postcode norm.