54a, King Henrys Road, London, NW3 3RP

54a is a two-bedroom semi-detached house in London (NW3 3RP). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (February 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 7 certificates since October 2008. Between certificates, window efficiency dropped from Poor to Very Poor and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 79). At 57 m² this is the 4th smallest of 28 units on EPC record in the building, where floor areas span 34–171 m². The building's EPC ratings span E to C across 28 units on file. Period features are noted in the property record.

Across 1997–2024, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £897,000 is 16.5% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£1,255/sq ft) was about 114.2% above the typical sold price in the postcode. At 57 m² it's 19.7% smaller than the typical home in the postcode (71 m² median across 69 EPCs). Sold May 2024 for £770,000.