81a, Rayleigh Road, Eastwood, Leigh On Sea, SS9 5UZ

81a is an end-of-terrace house in Eastwood, Leigh-On-Sea, Leigh On Sea (SS9 5UZ). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to 1930-1949. At 45 m² this is the smallest unit on EPC record across the building (45–112 m²). The building's EPC ratings span E to C across 12 units on file. The latest certificate (July 2019) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in June 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Poor to Average and window efficiency went from Average to Good. The recommended improvements would push it to C (score 73).

It hasn't traded since August 2003, a hold of 23 years that's notably long for the area. At 45 m² it sits well below the postcode median (81 m² across 11 EPCs), making it one of the more compact homes locally. Across 2002–2003, sale prices on this property compounded at 84% per year. Today's modelled estimate of £250,000 is 49.7% above the 2003 sale price. On a £-per-square-foot basis, the last sale (£345/sq ft) was about 23.3% above the typical sold price in the postcode.