1 Randolph Street, Coundon Grange, Bishop Auckland, DL14 8UL

1 Randolph Street is a two-bedroom end-of-terrace house in Coundon Grange, Bishop Auckland, Bishop Auckland (DL14 8UL). It has a recorded floor area of 82 m² (around 879 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2009) shows a G (score 1), near the bottom of the EPC scale. Main heating runs on electricity. The latest certificate is from September 2009, so improvements made since then won't be reflected.

At 82 m² it's 20.1% larger than the typical home in the postcode (68 m² median across 22 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2002–2016, sale prices on this property compounded at 10.2% per year. Today's modelled estimate of £111,000 sits 217.1% above the 2016 sale of £35,000. On a £-per-square-foot basis, the last sale (£40/sq ft) was about 35% above the typical sold price in the postcode. On the market in January 2016 and unlisted since — roughly 10 years. Across the public record there are 6 sales, relatively high churn for a single property.