Flat 3, 17 Allotment Gardens, Harrogate, HG1 4EF

Flat 3 is a two-bedroom semi-detached house in Harrogate (HG1 4EF). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 2007 onwards and council tax band B. The latest certificate (May 2017) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since January 2015. Between certificates, wall efficiency dropped from Very Good to Good and lighting dropped from Very Good to Average. The recommended improvements would push it to B (score 86). Main heating runs on electricity.

It hasn't traded since June 2009, a hold of 17 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £142,000 sits 128.1% above the 2009 sale of £62,250. On a £-per-square-foot basis, the last sale (£90/sq ft) was about 47.3% below the postcode norm.