14 Blackett Street, Bishop Auckland, DL14 7TD

14 Blackett Street is an end-of-terrace house in Bishop Auckland (DL14 7TD). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (November 2015) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2014. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Good to Average and lighting dropped from Average to Very Poor. The recommended improvements would lift it to B (score 83), a 3-band jump. The latest certificate is from November 2015, so improvements made since then won't be reflected.

At 103 m² the property is well over the postcode median (78 m² across 16 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold March 2025 for £75,000. Across 2003–2025, sale prices on this property compounded at 0.7% per year. Today's modelled estimate of £107,000 is 42.7% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£68/sq ft) was about 60.1% above the typical sold price in the postcode.