348a, Grimsby Road, Humberston, Grimsby, DN36 4AA

348a is a semi-detached house in Humberston, Grimsby, Grimsby (DN36 4AA). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1950-1966 and council tax band A. At 55 m² this is the 3rd smallest of 15 units on EPC record in the building, where floor areas span 53–135 m². The building's EPC ratings span E to D, with this unit at the top. The latest certificate (December 2020) shows a D (score 59), a step below the typical UK home. When first surveyed in May 2018 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Good and main heating went from Very Poor to Good; while lighting dropped from Very Good to Average.

Today's modelled estimate of £118,000 is 58.6% below the 2019 sale of £285,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£481/sq ft) was about 153.9% above the typical sold price in the postcode. At 55 m² it sits well below the postcode median (86 m² across 14 EPCs), making it one of the more compact homes locally. Last sale on file: £285,000 in June 2019.