21 Mawson Road, Cambridge, CB1 2DZ

21 Mawson Road is a three-bedroom mid-terrace house in Cambridge (CB1 2DZ). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (December 2019) shows a C (score 70). When first surveyed in May 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to B (score 87).

Held since May 2006 — that's 20 years off the open market, well above the local norm. Across the public record there are 5 sales, relatively high churn for a single property. Across 1995–2006, sale prices on this property compounded at 15.1% per year. Today's modelled estimate of £642,000 sits 64.6% above the 2006 sale of £390,000. On a £-per-square-foot basis, the last sale (£447/sq ft) was about 55% above the typical sold price in the postcode. One planning record on file: an extension approved in 2003. Past consents include an extension, meaningful when judging how the property has evolved. At 81 m² it's 29.6% smaller than the typical home in the postcode (115 m² median across 47 EPCs). Its energy rating outperforms most of the postcode (better than 89% of similar EPCs).