Flat, 134 Chelmsford Avenue, Grimsby, DN34 5DA

Flat is a semi-detached house in Grimsby (DN34 5DA). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1950-1966 and council tax band A. At 50 m² this is the smallest unit on EPC record across the building (50–85 m²). The building's EPC ratings span E to D, with this unit at the bottom. The latest certificate (April 2018) shows an E (score 46), well below the UK norm with real room to improve. When first surveyed in July 2015 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Average, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Average; while lighting dropped from Very Good to Good. Main heating runs on electricity.

Held since January 2001 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £112,000 sits 148.9% above the 2001 sale of £45,000. At 50 m² it sits well below the postcode median (79 m² across 9 EPCs), making it one of the more compact homes locally.