Flat 1, 525 Finchley Road, London, NW3 7BB

Flat 1 is a semi-detached house in London (NW3 7BB). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1900-1929 and council tax band C. At 78 m² this is the 10th smallest of 12 units on EPC record in the building, where floor areas span 47–81 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2021) shows a C (score 70). The rating has held steady at C across 2 certificates since April 2011. Between certificates, lighting went from Very Poor to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

It hasn't traded since October 2006, a hold of 20 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. At 78 m² the property is well over the postcode median (50 m² across 29 EPCs), placing it in the larger end of the local stock. Across 1997–2006, sale prices on this property compounded at 12.2% per year. Today's modelled estimate of £527,000 sits 70.8% above the 2006 sale of £308,500.