23 Boreham Holt, Elstree, Borehamwood, WD6 3QF

23 Boreham Holt is a two-bedroom end-of-terrace house in Elstree, Borehamwood, Borehamwood (WD6 3QF). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (September 2013) shows an F (score 29), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 78), a 3-band jump. Main heating runs on electricity. The latest certificate is from September 2013, so improvements made since then won't be reflected. At 76 m² this is the 19th smallest of 27 units on EPC record in the building, where floor areas span 61–81 m². The building's EPC ratings span G to D across 27 units on file.

Held since January 2005 — that's 21 years off the open market, well above the local norm. Across 2004–2005, sale prices on this property compounded at 9.1% per year. Today's modelled estimate of £294,000 sits 53.9% above the 2005 sale of £191,000. On a £-per-square-foot basis, the last sale (£233/sq ft) was about 22.1% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).