11 Ellis Avenue, Onslow Village, Guildford, GU2 7SR

11 Ellis Avenue is a four-bedroom detached house in Onslow Village, Guildford, Guildford (GU2 7SR). It has a recorded floor area of 140 m² (around 1507 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2017) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in July 2012 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and lighting went from Poor to Good; while roof efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 75).

2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2004–2018, sale prices on this property compounded at 6.9% per year. Today's modelled estimate of £958,000 is 20.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£528/sq ft) was about 21% above the typical sold price in the postcode. On the market in March 2018 and unlisted since — roughly 8 years.