Flat 1, 43 New Town Road, Colchester, CO1 2EF

Flat 1 is an end-of-terrace house in Colchester (CO1 2EF). It has a recorded floor area of 58 m² (around 624 sq ft) and construction records dating it to before 1900. The latest certificate (November 2017) shows an F (score 21), near the bottom of the EPC scale. Earlier certificates rated it E (October 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to E (score 54). Main heating runs on electricity. At 58 m² this is the 4th smallest of 5 units on EPC record in the building, where floor areas span 21–66 m². The building's EPC ratings span F to D, with this unit at the bottom. On EPC score it ranks last in the building (21 versus a best of 63).

It hasn't traded since December 2001, a hold of 24 years that's notably long for the area. At 58 m² it's 19.4% smaller than the typical home in the postcode (72 m² median across 27 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2001, sale prices on this property compounded at 9.3% per year. Today's modelled estimate of £244,000 is 36.3% above the 2001 sale price. On a £-per-square-foot basis, the last sale (£287/sq ft) was about 49% above the typical sold price in the postcode.