24 Courtlands Close, Watford, WD24 5GR

24 Courtlands Close is a one-bedroom semi-detached house in Watford (WD24 5GR). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (November 2018) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in March 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Poor; while roof efficiency dropped from Good to Average and lighting dropped from Average to Poor. The recommended improvements would push it to C (score 80). Main heating runs on electricity. At 31 m² this is the 6th smallest of 27 units on EPC record in the building, where floor areas span 25–55 m². The building's EPC ratings span F to C across 27 units on file.

Held since October 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2000–2007, sale prices on this property compounded at 9.6% per year. Today's modelled estimate of £175,000 is 35.7% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£387/sq ft) was about 53.7% above the typical sold price in the postcode. At 31 m² it's 20% smaller than the typical home in the postcode (39 m² median across 26 EPCs).