27a, Sheaf Street, Daventry, NN11 4AA

27a is a one-bedroom mid-terrace house in Daventry (NN11 4AA). It has a recorded floor area of 22 m² (around 237 sq ft), construction records dating it to before 1900 and council tax band A. At 22 m² this is the smallest unit on EPC record across the building (22–102 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (May 2024) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2013); the latest reading is one band lower. Between certificates, main heating went from Very Poor to Average; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity.

Across 2008–2014, sale prices on this property compounded at -19.7% per year. Today's modelled estimate of £115,000 sits 109.1% above the 2014 sale of £55,000. On a £-per-square-foot basis, the last sale (£232/sq ft) was about 37.5% above the typical sold price in the postcode. At 22 m² it sits well below the postcode median (64 m² across 12 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. One planning record on file: subdivision approved in 2007. Past consents include subdivision, meaningful when judging how the property has evolved. Last sold in June 2014, so it's been off the market for around 12 years.