11a, Brook Street, Whitley Bay, NE26 1AF

11a is a one-bedroom mid-terrace house in Whitley Bay (NE26 1AF). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1900-1929 and council tax band A. At 60 m² this is the 4th smallest of 24 units on EPC record in the building, where floor areas span 53–269 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2015) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since February 2010. Between certificates, wall efficiency went from Very Poor to Poor. The latest certificate is from June 2015, so improvements made since then won't be reflected.

At 60 m² it sits well below the postcode median (140 m² across 23 EPCs), making it one of the more compact homes locally. On the market in May 2017 and unlisted since — roughly 9 years. Across the public record there are 5 sales, relatively high churn for a single property. Across 1997–2017, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £147,000 is 37.4% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£166/sq ft) was about 37.3% above the typical sold price in the postcode.