Mallard Grange, Flat B, 45 Sea Road, Boscombe, Bournemouth, BH5 1DL

Mallard Grange is a semi-detached house in Boscombe, Bournemouth, Bournemouth (BH5 1DL). It has a recorded floor area of 20 m² (around 215 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2022) shows an E (score 41), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity. At 20 m² this is the 3rd smallest of 12 units on EPC record in Mallard Grange, where floor areas span 19–36 m². The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (41 versus a best of 66).

Held since July 2006 — that's 20 years off the open market, well above the local norm. At 20 m² it sits well below the postcode median (71 m² across 24 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 2001–2006, sale prices on this property compounded at 22.7% per year. Today's modelled estimate of £148,000 is 23.4% above the 2006 sale price. On a £-per-square-foot basis, the last sale (£557/sq ft) was about 174.9% above the typical sold price in the postcode.