12 Green Tiles, Green Tiles Lane, Denham, Uxbridge, UB9 5HX

12 Green Tiles is a mid-terrace house in Denham, Uxbridge, Uxbridge (UB9 5HX). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (February 2018) 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 March 2009. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Poor to Average and window efficiency went from Poor to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. Main heating runs on electricity. At 61 m² this is the 10th smallest of 23 units on EPC record in the building, where floor areas span 45–103 m². The building's EPC ratings span F to C across 23 units on file.

Across 1996–2021, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£468/sq ft) was about 72.5% above the typical sold price in the postcode. Last sale on file: £307,000 in November 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.