4 Copthorne Cottages, The Green, Croxley Green, Rickmansworth, WD3 3HX

4 Copthorne Cottages is a two-bedroom end-of-terrace house in Croxley Green, Rickmansworth, Rickmansworth (WD3 3HX). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (September 2020) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (December 2008); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 89), a 2-band jump. Period features are noted in the property record.

At 51 m² it sits well below the postcode median (108 m² across 7 EPCs), making it one of the more compact homes locally. Sold December 2020 for £525,000. Across the public record there are 5 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1999–2020, sale prices on this property compounded at 5.3% per year. On a £-per-square-foot basis, the last sale (£956/sq ft) was about 72.7% above the typical sold price in the postcode.