Zircon House, 2, 22 Postway Mews, Ilford, IG1 1BN

Zircon House is a mid-terrace house in Ilford (IG1 1BN). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to before 1900 and council tax band B. At 67 m² this is the smallest unit on EPC record across Zircon House (67–90 m²). The building's EPC ratings span C to B, with this unit at the top. On EPC score it ranks first in the building (81 versus a worst of 70). The latest certificate (October 2018) returns a B (score 81), comfortably above the UK average. When first surveyed in May 2015 the rating was G, the property has climbed 5 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Average. Main heating runs on electricity.

Today's modelled estimate of £219,000 is 89% below the 2023 sale of £1,990,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,759/sq ft) was about 482.6% above the typical sold price in the postcode. At 67 m² it's 28.8% larger than the typical home in the postcode (52 m² median across 19 EPCs). Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). Sold January 2023 for £1,990,000.