20 New Road, Penn, High Wycombe, HP10 8DJ

20 New Road is a four-bedroom detached house in Penn, High Wycombe, High Wycombe (HP10 8DJ). It has a recorded floor area of 184 m² (around 1985 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (November 2008) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 74), a 2-band jump. The latest certificate is from November 2008, so improvements made since then won't be reflected.

It hasn't traded since March 2009, a hold of 17 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 184 m² the property is well over the postcode median (122 m² across 17 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, partial demolition and a porch, meaningful when judging how the property has evolved. Across 2003–2009, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £874,000 is 48.8% above the 2009 sale price.