12 St Marks Avenue, Harrogate, HG2 8AE

12 St Marks Avenue is a five-bedroom end-of-terrace house in Harrogate (HG2 8AE). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2023) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 7 certificates since October 2008. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 71). At 46 m² this is the 3rd smallest of 36 units on EPC record in the building, where floor areas span 44–241 m². The building's EPC ratings span G to B across 36 units on file.

Across 1998–2014, sale prices on this property compounded at 8% per year. Today's modelled estimate of £717,000 sits 63% above the 2014 sale of £440,000. On a £-per-square-foot basis, the last sale (£889/sq ft) was about 270.5% above the typical sold price in the postcode. At 46 m² it sits well below the postcode median (149 m² across 35 EPCs), making it one of the more compact homes locally. Last sold in February 2014, so it's been off the market for around 12 years.