21 Nightingale Court, Nightingale Road, Rickmansworth, WD3 7BX

21 Nightingale Court is a two-bedroom mid-terrace house in Rickmansworth (WD3 7BX). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1967-1975 and council tax band D. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a loft. At 74 m² this is the 16th smallest of 25 units on EPC record in the building, where floor areas span 51–117 m². The building's EPC ratings span D to B across 25 units on file. The latest certificate (September 2025) shows a C (score 73). The rating has held steady at C across 4 certificates since August 2009. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Good; while wall efficiency dropped from Average to Poor.

Across 1997–2014, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £416,000 is 43.9% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£363/sq ft) was about 30.2% above the typical sold price in the postcode. On the market in January 2014 and unlisted since — roughly 12 years.