21a, South Terrace, Littlehampton, BN17 5PA

21a is a semi-detached house in Littlehampton (BN17 5PA). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to before 1900 and council tax band A. At 40 m² this is the smallest unit on EPC record across 21a (40–40 m²). On EPC score it ranks last in the building (39 versus a best of 39). The latest certificate (August 2024) shows an E (score 39), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2016. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity.

Today's modelled estimate of £139,000 is 23.8% below the 2016 sale of £182,500, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£424/sq ft) was about 207.6% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). 10 years since the last transfer (October 2016).