17b, Nassington Road, London, NW3 2TX

17b is an end-of-terrace house in London (NW3 2TX). It has a recorded floor area of 60 m² (around 646 sq ft) and construction records dating it to before 1900. The latest certificate (March 2013) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2009. Between certificates, window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 77). The latest certificate is from March 2013, so improvements made since then won't be reflected.

3 planning records sit against the property, 1 approved, 1 refused, 1 pending. Past consents include new windows, meaningful when judging how the property has evolved. An application is currently awaiting a decision. Across 2010–2021, sale prices on this property compounded at 4.7% per year. On a £-per-square-foot basis, the last sale (£1,084/sq ft) was about 38.6% above the typical sold price in the postcode. At 60 m² it's 28.6% smaller than the typical home in the postcode (84 m² median across 33 EPCs). Last sale on file: £700,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.