3a, Flat 3, Priory Street, Colchester, CO1 2PY

3a is a one-bedroom detached house in Colchester (CO1 2PY). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (May 2018) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in April 2009 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good, lighting went from Very Poor to Good and main heating went from Poor to Average; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Very Poor. The recommended improvements would push it to D (score 66). Main heating runs on electricity.

At 36 m² it's 28.7% smaller than the typical home in the postcode (51 m² median across 16 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 2005–2021, sale prices on this property compounded at 2.1% per year. On a £-per-square-foot basis, the last sale (£271/sq ft) was about 43.6% above the typical sold price in the postcode. Most recent transfer: December 2021 at £105,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.