21 Errington Road, Colchester, CO3 3EA

21 Errington Road is a three-bedroom semi-detached house in Colchester (CO3 3EA). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (April 2013) shows an F (score 37), near the bottom of the EPC scale. Earlier certificates rated it E (January 2012); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while roof efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 81), a 4-band jump. The latest certificate is from April 2013, so improvements made since then won't be reflected. Other recorded features include a conservatory.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 1998–2013, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £407,000 is 43.3% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£240/sq ft) was about 18.6% above the typical sold price in the postcode. Last sold in March 2013, so it's been off the market for around 13 years.