The White House, Priors Marston Road, Hellidon, Daventry, NN11 6GG

The White House is a four-bedroom detached house in Hellidon, Daventry, Daventry (NN11 6GG). It has a recorded floor area of 190 m² (around 2045 sq ft) and construction records dating it to before 1900. The latest certificate (January 2015) shows an E (score 39), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since January 2010. Between certificates, lighting went from Average to Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on bulk wood pellets. The latest certificate is from January 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory. Period features are noted in the property record.

At 190 m² the property is well over the postcode median (42 m² across 12 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2021, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £864,000 is 20.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 50.8% below the postcode norm. Most recent transfer: March 2021 at £715,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.