41 Bondgate, Darlington, DL3 7JJ

41 Bondgate is a mid-terrace house in Darlington (DL3 7JJ). It has a recorded floor area of 44 m² (around 474 sq ft) and construction records dating it to before 1900. The latest certificate (September 2014) shows an F (score 30), near the bottom of the EPC scale. When first surveyed in May 2013 the rating was G, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Poor, hot-water efficiency went from Very Poor to Average and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 71), a 3-band jump. Main heating runs on electricity. The latest certificate is from September 2014, so improvements made since then won't be reflected. At 44 m² this is the 12th smallest of 16 units on EPC record in the building, where floor areas span 22–131 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (30 versus a best of 77).

At 44 m² the property is well over the postcode median (32 m² across 15 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2006–2020, sale prices on this property compounded at -1% per year. Today's modelled estimate of £133,000 sits 186% above the 2020 sale of £46,500. On a £-per-square-foot basis, the last sale (£98/sq ft) was about 144.6% above the typical sold price in the postcode. Most recent transfer: May 2020 at £46,500. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused.