11 Windmill Court, Mill Road, Mile End, Colchester, CO4 5JZ

11 Windmill Court is an end-of-terrace house in Mile End, Colchester, Colchester (CO4 5JZ). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1983-1990 and council tax band A. At 39 m² this is the 5th smallest of 21 units on EPC record in the building, where floor areas span 37–50 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (September 2022) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (February 2011); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 80). Main heating runs on electricity.

12 years since the last transfer (November 2014). Across the public record there are 5 sales, relatively high churn for a single property. Across 2001–2014, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £131,000 is 39.4% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£224/sq ft) was about 25.1% above the typical sold price in the postcode.