18a, Cornwall Road, Littlehampton, BN17 6EF

18a is an end-of-terrace house in Littlehampton (BN17 6EF). It has a recorded floor area of 60 m² (around 649 sq ft) and council tax band B. At 60 m² this is the smallest unit on EPC record across the building (60–134 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (41 versus a best of 74). The latest certificate (November 2009) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 58). The latest certificate is from November 2009, so improvements made since then won't be reflected.

Held since January 2002 — that's 24 years off the open market, well above the local norm. Today's modelled estimate of £175,000 sits 146.5% above the 2002 sale of £71,000. On a £-per-square-foot basis, the last sale (£109/sq ft) was about 30% below the postcode norm. At 60 m² it sits well below the postcode median (96 m² across 18 EPCs), making it one of the more compact homes locally.