3a, Carr Road, London, E17 5ER

3a is a mid-terrace house in London (E17 5ER). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1900-1929. At 41 m² this is the 5th smallest of 49 units on EPC record in the building, where floor areas span 39–73 m². The building's EPC ratings span E to C across 49 units on file. The latest certificate (November 2023) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2013. The recommended improvements would push it to C (score 76).

Held since December 2005 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £337,000 sits 112% above the 2005 sale of £158,995. On a £-per-square-foot basis, the last sale (£360/sq ft) was about 48.7% above the typical sold price in the postcode.