103a, Western Road, Brighton, BN1 2AA

103a is an end-of-terrace house in Brighton (BN1 2AA). It has a recorded floor area of 18 m² (around 194 sq ft) and construction records dating it to before 1900. At 18 m² this is the smallest unit on EPC record across the building (18–116 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 (40 versus a best of 74). The latest certificate (May 2020) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since May 2020. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.

Across 2000–2020, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £210,000 is 44.7% below the 2020 sale of £380,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. At 18 m² it sits well below the postcode median (75 m² across 8 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold June 2020 for £380,000.