21a, Derwent Road, Enfield, London, N13 4PY

21a is a three-bedroom semi-detached house in Enfield, London, London (N13 4PY). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (June 2018) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. At 102 m² this is the 6th smallest of 20 units on EPC record in the building, where floor areas span 51–228 m². The building's EPC ratings span F to D across 20 units on file.

At 102 m² it sits well below the postcode median (166 m² across 22 EPCs), making it one of the more compact homes locally. One planning record on file: new windows approved in 2024. Past consents include new windows, meaningful when judging how the property has evolved. Across 1999–2015, sale prices on this property compounded at 8.3% per year. Today's modelled estimate of £621,000 is 29.4% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£437/sq ft) was about 23.5% above the typical sold price in the postcode. 11 years since the last transfer (November 2015).