Aston House, Flat 1, Westgate Avenue, Bolton, BL1 4RF

Aston House is a one-bedroom detached house in Bolton (BL1 4RF). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1967-1975 and council tax band A. At 46 m² this is the smallest unit on EPC record across Aston House (46–57 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 (51 versus a best of 78). The latest certificate (September 2025) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2014); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on electricity.

Across 2002–2021, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £153,000 is 81.5% below the 2021 sale of £825,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£1,666/sq ft) was about 1781% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs). Sold February 2021 for £825,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.