18a, Sussex Road, Worthing, BN11 1DS

18a is a one-bedroom end-of-terrace house in Worthing (BN11 1DS). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1900-1929 and council tax band B. At 52 m² this is the smallest unit on EPC record across the building (52–122 m²). The building's EPC ratings span E to D, with this unit at the top. The latest certificate (May 2026) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2016. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 74). This certificate was lodged in the last six months, so the rating reflects current condition.

Untraded for 21 years, with the last transfer in January 2006. Across 2000–2006, sale prices on this property compounded at 14.1% per year. Today's modelled estimate of £178,000 sits 78% above the 2006 sale of £100,000. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 15% below the postcode norm. At 52 m² it sits well below the postcode median (97 m² across 10 EPCs), making it one of the more compact homes locally.