15c, High Street, Calne, SN11 0BS

15c is a two-bedroom mid-terrace house in Calne (SN11 0BS). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to before 1900. At 86 m² this is the 6th smallest of 8 units on EPC record in the building, where floor areas span 36–182 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (78 versus a worst of 51). Period features are noted in the property record. The latest certificate (April 2012) shows a C (score 78), near the top of the C band. The rating has held steady at C across 3 certificates since April 2012. Between certificates, wall efficiency went from Very Poor to Good. The latest certificate is from April 2012, so improvements made since then won't be reflected.

At 86 m² the property is well over the postcode median (59 m² across 7 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2012–2017, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £170,000 is 30.8% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£140/sq ft) was about 39.5% below the postcode norm. On the market in October 2017 and unlisted since — roughly 9 years.