25a, Bampfield Street, Portslade, Brighton, BN41 1SE

25a is an end-of-terrace house in Portslade, Brighton, Brighton (BN41 1SE). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1900-1929 and council tax band A. At 46 m² this is the smallest unit on EPC record across the building (46–137 m²). The building's EPC ratings span E to A across 23 units on file. The latest certificate (August 2021) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2018. Between certificates, lighting went from Very Poor to Poor; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 75).

At 46 m² it sits well below the postcode median (90 m² across 22 EPCs), making it one of the more compact homes locally. Across 2004–2022, sale prices on this property compounded at 4.1% per year. On a £-per-square-foot basis, the last sale (£438/sq ft) was about 107.2% above the typical sold price in the postcode. Last sale on file: £217,000 in May 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.