17 Great Portway, Great Denham, Bedford, MK40 4GA

17 Great Portway is a four-bedroom detached house in Great Denham, Bedford, Bedford (MK40 4GA). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (April 2016) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 2 certificates since November 2008. Between certificates, wall efficiency dropped from Good to Poor and lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. The latest certificate is from April 2016, so improvements made since then won't be reflected.

It hasn't traded since October 2010, a hold of 16 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. At 113 m² the property is well over the postcode median (71 m² across 16 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 1999–2010, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £476,000 sits 76.3% above the 2010 sale of £270,000. On a £-per-square-foot basis, the last sale (£222/sq ft) was about 36.7% above the typical sold price in the postcode.