23 Derwent Close, Cottingham, HU16 4QR

23 Derwent Close is a three-bedroom semi-detached house in Cottingham (HU16 4QR). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (January 2013) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2011. Between certificates, wall efficiency went from Poor to Average; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. The latest certificate is from January 2013, so improvements made since then won't be reflected. Other recorded features include a conservatory.

Sold January 2021 for £150,000. 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 2000–2021, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £195,000 is 30% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£183/sq ft) was about 26% above the typical sold price in the postcode.