14 Mayfair Close, Beckenham, BR3 5EL

14 Mayfair Close is a two-bedroom mid-terrace house in Beckenham (BR3 5EL). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (August 2021) shows an F (score 38), near the bottom of the EPC scale. Earlier certificates rated it D (August 2010); the latest reading is 2 bands lower. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Good to Very Poor. The recommended improvements would lift it to D (score 59), a 2-band jump. Main heating runs on electricity. At 64 m² this is the 12th smallest of 21 units on EPC record in the building, where floor areas span 29–189 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (38 versus a best of 75).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1996–2022, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £342,000 is 12.1% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£443/sq ft) was about 57.1% above the typical sold price in the postcode. Sold February 2022 for £305,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.