34 The Hawthorns, Maple Cross, Rickmansworth, WD3 9UH

34 The Hawthorns is a four-bedroom detached house in Maple Cross, Rickmansworth, Rickmansworth (WD3 9UH). It has a recorded floor area of 184 m² (around 1981 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (January 2015) shows a G (score 12), near the bottom of the EPC scale. Earlier certificates rated it C (August 2010); the latest reading is 4 bands lower. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good; while roof efficiency dropped from Very Good to Very Poor and hot-water efficiency dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 83), a 5-band jump. Main heating runs on to be used only when there is no heating/hot. The latest certificate is from January 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory.

At 184 m² the property is well over the postcode median (116 m² across 21 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2010–2021, sale prices on this property compounded at 6.1% per year. Sold August 2021 for £660,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.