9 Blattner Close, Elstree, Borehamwood, WD6 3PD

9 Blattner Close is a detached house in Elstree, Borehamwood, Borehamwood (WD6 3PD). It has a recorded floor area of 321 m² (around 3455 sq ft), construction records dating it to 1991-1995 and council tax band H. The latest certificate (March 2017) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2009. Between certificates, roof efficiency dropped from Good to Average and lighting dropped from Average to Very Poor. The recommended improvements would push it to C (score 75).

At 321 m² the property is well over the postcode median (235 m² across 6 EPCs), placing it in the larger end of the local stock. Sold September 2019 for £1,300,000. Across the public record there are 5 sales, relatively high churn for a single property. 9 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Across 1997–2019, sale prices on this property compounded at 6% per year. Today's modelled estimate of £1,641,000 is 26.2% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£376/sq ft) was about 54.9% above the typical sold price in the postcode.