13 The Rookeries, London Road, Marks Tey, Colchester, CO6 1DY

13 The Rookeries is a two-bedroom semi-detached house in Marks Tey, Colchester, Colchester (CO6 1DY). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1983-1990 and council tax band B. At 47 m² this is the 23rd smallest of 56 units on EPC record in the building, where floor areas span 39–55 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 81). Our model identifies extension potential, subject to local planning policy. The latest certificate (December 2014) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it C (February 2014); the latest reading is 2 bands lower. Between certificates, lighting went from Poor to Average; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity. The latest certificate is from December 2014, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last changed hands 12 years ago, in May 2014. Across the public record there are 5 sales, relatively high churn for a single property. Across 2000–2014, sale prices on this property compounded at 6.6% per year. Today's modelled estimate of £164,000 is 43.9% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£225/sq ft) was about 37.2% above the typical sold price in the postcode.