4 Cheslyn Road, Portsmouth, PO3 6DJ

4 Cheslyn Road is a detached house in Portsmouth (PO3 6DJ). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1950-1966 and council tax band A. At 53 m² this is the smallest unit on EPC record across the building (53–118 m²). The building's EPC ratings span E to C across 36 units on file. The latest certificate (May 2026) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in November 2009 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Very Poor to Good and main heating went from Very Poor to Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 71). This certificate was lodged in the last six months, so the rating reflects current condition.

At 53 m² it sits well below the postcode median (91 m² across 35 EPCs), making it one of the more compact homes locally. Across 2002–2018, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £140,000 is 12% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£219/sq ft) was about 32.8% above the typical sold price in the postcode. Sold November 2018 for £125,000.