5 Holly Hill Lane, Sarisbury Green, Southampton, SO31 7AB

5 Holly Hill Lane is a four-bedroom detached house in Sarisbury Green, Southampton, Southampton (SO31 7AB). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (June 2019) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 73), a 2-band jump.

It hasn't traded since September 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. Across 1996–2010, sale prices on this property compounded at 14.3% per year. Today's modelled estimate of £520,000 sits 53.8% above the 2010 sale of £338,000. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 71.2% above the typical sold price in the postcode. At 113 m² it sits well below the postcode median (179 m² across 14 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).