21 Glenwood Close, Harrow, HA1 2QN

21 Glenwood Close is a semi-detached house in Harrow (HA1 2QN). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1930-1949 and council tax band C. At 45 m² this is the 20th smallest of 33 units on EPC record in the building, where floor areas span 37–57 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (50 versus a best of 71). The latest certificate (October 2014) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump. The latest certificate is from October 2014, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold May 2020 for £285,000. Across the public record there are 5 sales, relatively high churn for a single property. Across 1998–2020, sale prices on this property compounded at 8% per year. Today's modelled estimate of £315,000 is 10.5% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£588/sq ft) was about 64.1% above the typical sold price in the postcode.