9 Courtney Crescent, Carshalton, SM5 4NA

9 Courtney Crescent is a three-bedroom end-of-terrace house in Carshalton (SM5 4NA). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (October 2019) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (December 2011); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump.

At 73 m² it's 17.7% larger than the typical home in the postcode (62 m² median across 23 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2021. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £515,000 is 17% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£560/sq ft) was about 85.5% above the typical sold price in the postcode. Last sale on file: £440,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.