21 Broadmark Avenue, Rustington, Littlehampton, BN16 2HQ

21 Broadmark Avenue is a three-bedroom detached house in Rustington, Littlehampton, Littlehampton (BN16 2HQ). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1967-1975 and council tax band B. At 52 m² this is the smallest unit on EPC record across the building (52–233 m²). The building's EPC ratings span F to C across 17 units on file. The latest certificate (September 2024) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in July 2009 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Average to Very Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 73), a 2-band jump. Main heating runs on electricity.

Untraded for 16 years, with the last transfer in April 2010. Today's modelled estimate of £511,000 sits 50.3% above the 2010 sale of £340,000. On a £-per-square-foot basis, the last sale (£607/sq ft) was about 146% above the typical sold price in the postcode. At 52 m² it sits well below the postcode median (141 m² across 16 EPCs), making it one of the more compact homes locally.