1 Colbourne Avenue, Brighton, BN2 4GE

1 Colbourne Avenue is a five-bedroom semi-detached house in Brighton (BN2 4GE). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2020) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in January 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Poor to Average. The recommended improvements would lift it to B (score 81), a 2-band jump.

Held since May 2001 — that's 25 years off the open market, well above the local norm. Across 1996–2001, sale prices on this property compounded at 12.5% per year. Today's modelled estimate of £394,000 sits 411.7% above the 2001 sale of £77,000. On a £-per-square-foot basis, the last sale (£69/sq ft) was about 66.4% below the postcode norm. One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved. At 104 m² it's 23.8% larger than the typical home in the postcode (84 m² median across 31 EPCs). 5 bedrooms is on the larger side for this postcode, where 3 is the typical count.