13a, Church Road, Bolton, BL1 6HE

13a is a one-bedroom detached house in Bolton (BL1 6HE). It has a recorded floor area of 35 m² (around 379 sq ft), construction records dating it to 1900-1929 and council tax band A. At 35 m² this is the smallest unit on EPC record across the building (35–197 m²). The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (7 versus a best of 72). The latest certificate (March 2011) shows a G (score 7), near the bottom of the EPC scale. The recommended improvements would lift it to E (score 49), a 2-band jump. Main heating runs on electricity. The latest certificate is from March 2011, so improvements made since then won't be reflected.

At 35 m² it sits well below the postcode median (99 m² across 34 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2004–2011, sale prices on this property compounded at 11.7% per year. On a £-per-square-foot basis, the last sale (£304/sq ft) was about 226.4% above the typical sold price in the postcode. 15 years since the last transfer (September 2011).