21 Caelum Drive, Colchester, CO2 8FN

21 Caelum Drive is a one-bedroom semi-detached house in Colchester (CO2 8FN). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 2003-2006 and council tax band B. The latest certificate (April 2025) shows a C (score 73). The rating has held steady at C across 2 certificates since April 2018. Between certificates, hot-water efficiency went from Very Poor to Poor; while wall efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 81). Main heating runs on electricity. At 44 m² this is the 2nd smallest of 67 units on EPC record in the building, where floor areas span 43–103 m². The building's EPC ratings span D to B across 67 units on file. Other recorded features include a balcony. Our model identifies extension potential, subject to local planning policy.

Across 2008–2026, sale prices on this property compounded at -2.2% per year. Today's modelled estimate of £144,000 sits 69.4% above the 2026 sale of £85,000. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 22% below the postcode norm. Most recent transfer was February 2026 at £85,000 — fresh data. At 44 m² it's 26.7% smaller than the typical home in the postcode (60 m² median across 66 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.