107b, Palmerston Road, London, N22 8QX

107b is a mid-terrace house in London (N22 8QX). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (March 2021) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since December 2008. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Poor to Average; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 79). At 40 m² this is the 20th smallest of 33 units on EPC record in the building, where floor areas span 15–126 m². The building's EPC ratings span E to C across 33 units on file.

Across 1998–2011, sale prices on this property compounded at 8.7% per year. Today's modelled estimate of £281,000 sits 75.6% above the 2011 sale of £160,000. 15 years since the last transfer (August 2011). At 40 m² it's 16.7% smaller than the typical home in the postcode (48 m² median across 58 EPCs).