14a, Belsize Square, Camden, London, NW3 4HT

14a is a three-bedroom semi-detached house in Camden, London, London (NW3 4HT). It has a recorded floor area of 120 m² (around 1292 sq ft) and construction records dating it to before 1900. The latest certificate (May 2020) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in July 2011 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 73). At 120 m² this is the 17th smallest of 23 units on EPC record in the building, where floor areas span 36–449 m². The building's EPC ratings span E to C across 23 units on file. Period features are noted in the property record.

One planning record on file: new windows approved in 2008. Past consents include new windows, meaningful when judging how the property has evolved. At 120 m² it's 28.2% larger than the typical home in the postcode (94 m² median across 74 EPCs). Across 2006–2020, sale prices on this property compounded at 6.9% per year. On a £-per-square-foot basis, the last sale (£1,227/sq ft) was about 117.6% above the typical sold price in the postcode. Last sale on file: £1,585,000 in August 2020.