1 Rookery Close, Barnet, London, NW9 6QJ

1 Rookery Close is a detached house in Barnet, London, London (NW9 6QJ). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (June 2025) shows a C (score 69), just inside the C band. When first surveyed in February 2010 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Poor to Good and window efficiency went from Average to Good; while wall efficiency dropped from Average to Poor. The recommended improvements would push it to B (score 85).

Held since May 2001 — that's 25 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Sale prices here have outpaced London HPI: 114.9% per year against 0% for the wider region. Today's modelled estimate of £733,000 sits 277.8% above the 2001 sale of £194,000. On a £-per-square-foot basis, the last sale (£136/sq ft) was about 67.4% below the postcode norm. At 133 m² the property is well over the postcode median (90 m² across 20 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). 5 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.