128a, Montague Street, Worthing, BN11 3HG

128a is a one-bedroom mid-terrace house in Worthing (BN11 3HG). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to 1900-1929 and council tax band A. At 31 m² this is the smallest unit on EPC record across 128a (31–67 m²). The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (44 versus a best of 66). Period features are noted in the property record. The latest certificate (April 2014) shows an E (score 44), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since August 2010. Between certificates, wall efficiency went from Very Poor to Poor. The recommended improvements would push it to D (score 67). Main heating runs on electricity. The latest certificate is from April 2014, so improvements made since then won't be reflected.

Untraded for 19 years, with the last transfer in August 2007. Across the public record there are 4 sales, relatively high churn for a single property. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 31 m² it sits well below the postcode median (64 m² across 25 EPCs), making it one of the more compact homes locally. Across 2006–2007, sale prices on this property compounded at -50.3% per year. Today's modelled estimate of £157,000 is 25.6% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£375/sq ft) was about 116.7% above the typical sold price in the postcode.