20a, Crow Lane, Unstone, Dronfield, S18 4AL

20a is a five-bedroom detached house in Unstone, Dronfield, Dronfield (S18 4AL). It has a recorded floor area of 157 m² (around 1685 sq ft), construction records dating it to 2007 onwards and council tax band G. Tenure is freehold. The latest certificate (March 2012) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since February 2012. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Very Good to Good. The latest certificate is from March 2012, so improvements made since then won't be reflected. Period features are noted in the property record.

At 157 m² the property is well over the postcode median (120 m² across 12 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Today's modelled estimate of £954,000 sits 81.7% above the 2012 sale of £525,000. On a £-per-square-foot basis, the last sale (£312/sq ft) was about 134.5% above the typical sold price in the postcode. Last sold in November 2012, so it's been off the market for around 14 years.