21a, Lansdowne Road, Worthing, BN11 4NA

21a is a two-bedroom detached house in Worthing (BN11 4NA). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. Tenure is freehold. The latest certificate (April 2015) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2009); the latest reading is one band lower. Between certificates, wall efficiency went from Poor to Good; while roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good. The latest certificate is from April 2015, so improvements made since then won't be reflected. At 80 m² this is the 43rd smallest of 55 units on EPC record in the building, where floor areas span 47–230 m². The building's EPC ratings span F to C across 55 units on file.

Last sale on file: £295,000 in April 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. At 80 m² it's 25% larger than the typical home in the postcode (64 m² median across 54 EPCs). Across 2002–2021, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£343/sq ft) was about 60.4% above the typical sold price in the postcode.