3 Dukes Avenue, Harrow, HA1 1XP

3 Dukes Avenue is a two-bedroom end-of-terrace house in Harrow (HA1 1XP). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1930-1949 and council tax band C. At 48 m² this is the smallest unit on EPC record across the building (48–145 m²). The building's EPC ratings span F to C across 18 units on file. The latest certificate (November 2020) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2009. Between certificates, hot-water efficiency dropped from Very Good to Good and lighting dropped from Average to Very Poor. The recommended improvements would push it to C (score 77).

It hasn't traded since June 2005, a hold of 21 years that's notably long for the area. Across 1997–2005, sale prices on this property compounded at 14% per year. Today's modelled estimate of £311,000 sits 59.5% above the 2005 sale of £195,000. On a £-per-square-foot basis, the last sale (£377/sq ft) was about 40.7% above the typical sold price in the postcode. At 48 m² it sits well below the postcode median (100 m² across 17 EPCs), making it one of the more compact homes locally.