13 Artillery Street, Colchester, CO1 2JJ

13 Artillery Street is a one-bedroom mid-terrace house in Colchester (CO1 2JJ). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (May 2020) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity. At 41 m² this is the 3rd smallest of 35 units on EPC record in the building, where floor areas span 18–105 m². The building's EPC ratings span G to B across 35 units on file.

Untraded for 20 years, with the last transfer in October 2006. At 41 m² it sits well below the postcode median (61 m² across 34 EPCs), making it one of the more compact homes locally. Across 1998–2006, sale prices on this property compounded at 18.9% per year. On a £-per-square-foot basis, the last sale (£331/sq ft) was about 79.7% above the typical sold price in the postcode.