Dalby House, Flat 6, 398 City Road, Islington, London, EC1V 2QA

Dalby House is a one-bedroom semi-detached house in Islington, London, London (EC1V 2QA). It has a recorded floor area of 70 m² (around 753 sq ft). It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. At 70 m² this is the 6th smallest of 7 units on EPC record in Dalby House, where floor areas span 31–73 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (34 versus a best of 77). The latest certificate (December 2014) shows an F (score 34), near the bottom of the EPC scale. Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from December 2014, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 14 planning records sit against the property, 7 approved, 4 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Across 2015–2017, sale prices on this property compounded at 2.5% per year. On a £-per-square-foot basis, the last sale (£942/sq ft) was about 37.6% above the typical sold price in the postcode. Last sold in November 2017, so it's been off the market for around 9 years.