3 Helena Close, Barnet, EN4 0JA

3 Helena Close is a four-bedroom detached house in Barnet (EN4 0JA). It has a recorded floor area of 422 m² (around 4542 sq ft), construction records dating it to 2007 onwards and council tax band H. The latest certificate (September 2022) shows a C (score 69), just inside the C band. Earlier certificates rated it B (October 2014); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84).

At 422 m² the property is well over the postcode median (179 m² across 5 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). 10 planning records sit against the property, 8 approved, 2 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Across 2007–2023, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £3,459,000 is 25.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£609/sq ft) was about 29% above the typical sold price in the postcode. Last sale on file: £2,765,000 in February 2023.