Flat 3, 83 Mayfield Grove, Harrogate, HG1 5HD

Flat 3 is a two-bedroom semi-detached house in Harrogate (HG1 5HD). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2016) shows an E (score 52), well below the UK norm with real room to improve. When first surveyed in December 2009 the rating was G, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Very Poor to Good and main heating went from Very Poor to Good; while lighting dropped from Average to Poor. The recommended improvements would push it to D (score 62). At 65 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 42–71 m². The building's EPC ratings span F to C across 3 units on file. Other recorded features include a balcony.

It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs). On the market in January 2018 and unlisted since — roughly 9 years. Across 2014–2018, sale prices on this property compounded at -0.7% per year. Today's modelled estimate of £186,000 is 20% above the 2018 sale price.