4b, Holtlands Drive, Alvaston, Derby, DE24 0AR

4b is a semi-detached house in Alvaston, Derby, Derby (DE24 0AR). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1930-1949 and council tax band A. At 33 m² this is the smallest unit on EPC record across the building (33–99 m²). The building's EPC ratings span G to C, with this unit at the top. On EPC score it ranks first in the building (70 versus a worst of 7). The latest certificate (July 2019) shows a C (score 70). The rating has held steady at C across 2 certificates since March 2009. Between certificates, lighting went from Very Poor to Average.

At 33 m² it sits well below the postcode median (82 m² across 15 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Most recent transfer: July 2021 at £75,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2004–2021, sale prices on this property compounded at 4.1% per year. Today's modelled estimate of £110,000 is 46.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£211/sq ft) was about 52.8% above the typical sold price in the postcode.