20 Thornton Street, Halifax, HX1 3SD

20 Thornton Street is a two-bedroom mid-terrace house in Halifax (HX1 3SD). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (February 2017) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since April 2014. Between certificates, roof efficiency went from Very Poor to Good; while lighting dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump. Other recorded features include a basement.

Held since July 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2006–2007, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £104,000 is 48.6% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£90/sq ft) was about 48% above the typical sold price in the postcode.