21 The Stook, Daventry, NN11 0SB

21 The Stook is a three-bedroom detached house in Daventry (NN11 0SB). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (July 2015) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2014. Between certificates, wall efficiency went from Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from July 2015, so improvements made since then won't be reflected.

Held since November 2001 — that's 25 years off the open market, well above the local norm. At 93 m² the property is well over the postcode median (72 m² across 18 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £327,000 sits 151.6% above the 2001 sale of £129,950. On a £-per-square-foot basis, the last sale (£130/sq ft) was about 22% below the postcode norm.