146a, St James Road, Southampton, SO15 5LZ

146a is a detached house in Southampton (SO15 5LZ). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (July 2021) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 68), a 2-band jump. At 129 m² this is the 7th smallest of 8 units on EPC record in the building, where floor areas span 58–129 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (37 versus a best of 75).

Across 2021–2024, sale prices on this property compounded at 11.7% per year. Today's modelled estimate of £387,000 is 25.6% below the 2024 sale of £520,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£374/sq ft) was about 41.6% above the typical sold price in the postcode. At 129 m² the property is well over the postcode median (63 m² across 7 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Last sale on file: £520,000 in June 2024. One historical planning record sits against the property in 2012.