11 Colliers Trek, Barlborough, Chesterfield, S43 4WE

11 Colliers Trek is a three-bedroom detached house in Barlborough, Chesterfield, Chesterfield (S43 4WE). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1996-2002 and council tax band C. Tenure is freehold. The latest certificate (March 2014) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2013); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 88), a 3-band jump. The latest certificate is from March 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory.

At 84 m² it's 19.2% smaller than the typical home in the postcode (104 m² median across 14 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2013, sale prices on this property compounded at 4.2% per year. Today's modelled estimate of £251,000 sits 67.3% above the 2013 sale of £150,000. On a £-per-square-foot basis, the last sale (£166/sq ft) was about 78.7% above the typical sold price in the postcode. Last sold in November 2013, so it's been off the market for around 13 years.