34 Petersfield Road, Staines Upon Thames, TW18 1DE

34 Petersfield Road is a three-bedroom mid-terrace house in Staines Upon Thames (TW18 1DE). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (August 2015) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2009. Between certificates, wall efficiency went from Very Poor to Poor and main heating went from Average to Good; while roof efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 83), a 3-band jump. The latest certificate is from August 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2014, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £436,000 is 46.6% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£384/sq ft) was about 47.6% above the typical sold price in the postcode. On the market in November 2014 and unlisted since — roughly 12 years.