25 Sheldon Avenue, Haringey, London, N6 4JS

25 Sheldon Avenue is a five-bedroom detached house in Haringey, London, London (N6 4JS). It has a recorded floor area of 755 m² (around 8127 sq ft), construction records dating it to 2024 and council tax band H. The latest certificate (November 2025) shows a C (score 74). When first surveyed in January 2018 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Average to Very Good and lighting went from Poor to Good; while hot-water efficiency dropped from Good to Average and main heating dropped from Good to Average. Main heating runs on electricity: electricity, unspecified tariff.

At 755 m² the property is well over the postcode median (580 m² across 10 EPCs), placing it in the larger end of the local stock. 11 planning records sit against the property, 8 approved, 1 refused. Past consents include partial demolition, an extension and a basement excavation, meaningful when judging how the property has evolved. Across 2019–2022, sale prices on this property compounded at 16.9% per year. Today's modelled estimate of £9,301,000 is 33.8% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£855/sq ft) was about 22.8% below the postcode norm. Most recent transfer: December 2022 at £6,950,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.