2b, Flat 2, St Marks Avenue, Harrogate, HG2 8AE

2b is a semi-detached house in Harrogate (HG2 8AE). It has a recorded floor area of 103 m² (around 1109 sq ft) and construction records dating it to 1930-1949. The latest certificate (February 2020) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in March 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Very Poor to Poor; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. At 103 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 44–119 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (61 versus a best of 82).

At 103 m² it sits well below the postcode median (149 m² across 35 EPCs), making it one of the more compact homes locally. On the market in August 2016 and unlisted since — roughly 10 years. Across the public record there are 6 sales, relatively high churn for a single property. Across 1997–2016, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £240,000 is 26% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£172/sq ft) was about 35.3% below the postcode norm. One historical planning record sits against the property in 2017.