12 Harkness Road, Burnham, Slough, SL1 7BL

12 Harkness Road is a three-bedroom semi-detached house in Burnham, Slough, Slough (SL1 7BL). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (September 2022) shows a C (score 70). When first surveyed in March 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 82). Other recorded features include outbuildings.

At 88 m² the property is well over the postcode median (56 m² across 33 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Across 2005–2016, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £593,000 is 22.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£512/sq ft) was about 54.2% above the typical sold price in the postcode. On the market in May 2016 and unlisted since — roughly 10 years.