20a, Avondale Road, London, N13 4DU

20a is a semi-detached house in London (N13 4DU). It has a recorded floor area of 85 m² (around 915 sq ft) and construction records dating it to 1930-1949. At 85 m² this is the largest unit on EPC record across the building (54–85 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (55 versus a best of 72). The latest certificate (June 2020) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 76).

Untraded for 19 years, with the last transfer in August 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 85 m² the property is well over the postcode median (64 m² across 33 EPCs), placing it in the larger end of the local stock. Across 2006–2007, sale prices on this property compounded at 38.6% per year. Today's modelled estimate of £472,000 sits 79.8% above the 2007 sale of £262,500.