25a, Flat 5, Railway Terrace, Derby, DE1 2RU

25a is a semi-detached house in Derby (DE1 2RU). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1900-1929. At 55 m² this is the largest unit on EPC record across 25a (35–55 m²). The building's EPC ratings span F to E, with this unit at the bottom. The latest certificate (July 2020) shows an F (score 35), near the bottom of the EPC scale. The rating has held steady at F across 3 certificates since March 2014. Between certificates, main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 69), a 3-band jump. Main heating runs on electricity.

Today's modelled estimate of £168,000 is 63.5% below the 2019 sale of £460,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£777/sq ft) was about 399.8% above the typical sold price in the postcode. At 55 m² it's 23.6% smaller than the typical home in the postcode (72 m² median across 35 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer: February 2019 at £460,000.