47a, Gascony Avenue, Camden, London, NW6 4NB

47a is an end-of-terrace house in Camden, London, London (NW6 4NB). It has a recorded floor area of 61 m² (around 657 sq ft) and construction records dating it to 1900-1929. The latest certificate (December 2021) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it B (August 2009); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 73). At 61 m² this is the 11th smallest of 25 units on EPC record in the building, where floor areas span 35–222 m². The building's EPC ratings span F to C across 25 units on file.

Held since November 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £650,000 is 38.3% above the 2008 sale price. On a £-per-square-foot basis, the last sale (£716/sq ft) was about 47.2% above the typical sold price in the postcode.