20 Calvert Street, Norwich, NR3 1BY

20 Calvert Street is a mid-terrace house in Norwich (NR3 1BY). It has a recorded floor area of 201 m² (around 2160 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (December 2009) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good. The recommended improvements would push it to D (score 56). The latest certificate is from December 2009, so improvements made since then won't be reflected.

Across 2004–2021, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £413,000 is 35.5% below the 2021 sale of £640,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. At 201 m² the property is well over the postcode median (61 m² across 15 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. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £640,000 in May 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.