31a, Anerley Road, Westcliff On Sea, SS0 7HJ

31a is a two-bedroom semi-detached house in Westcliff On Sea (SS0 7HJ). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2025) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in April 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would push it to C (score 74). At 58 m² this is the 35th smallest of 61 units on EPC record in the building, where floor areas span 25–273 m². The building's EPC ratings span F to C across 61 units on file.

At 58 m² it's 19.7% larger than the typical home in the postcode (48 m² median across 60 EPCs). Across 2006–2015, sale prices on this property compounded at 1.6% per year. Today's modelled estimate of £208,000 is 40.5% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£237/sq ft) was about 36.7% above the typical sold price in the postcode. On the market in August 2015 and unlisted since — roughly 11 years.