15a, High Street, Marshfield, Chippenham, SN14 8LR

15a is a semi-detached house in Marshfield, Chippenham, Chippenham (SN14 8LR). It has a recorded floor area of 154 m² (around 1663 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (July 2011) shows an F (score 33), near the bottom of the EPC scale. The recommended improvements would push it to E (score 41). The latest certificate is from July 2011, so improvements made since then won't be reflected.

At 154 m² the property is well over the postcode median (110 m² across 9 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. Across 2006–2012, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £809,000 is 24.5% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£391/sq ft) was about 53.3% above the typical sold price in the postcode. Last sold in February 2012, so it's been off the market for around 14 years.