441a, Alexandra Avenue, Harrow, HA2 9SE

441a is a three-bedroom mid-terrace house in Harrow (HA2 9SE). It has a recorded floor area of 123 m² (around 1324 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (May 2017) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2009. Between certificates, window efficiency dropped from Good to Very Poor. At 123 m² this is the 28th smallest of 29 units on EPC record in the building, where floor areas span 25–123 m². The building's EPC ratings span E to C across 29 units on file.

Held since February 2004 — that's 22 years off the open market, well above the local norm. At 123 m² the property is well over the postcode median (47 m² across 28 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £305,000 sits 90.6% above the 2004 sale of £160,000. On a £-per-square-foot basis, the last sale (£121/sq ft) was about 78% below the postcode norm.