203a, Tarring Road, Worthing, BN11 4HN

203a is a one-bedroom mid-terrace house in Worthing (BN11 4HN). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 1900-1929. The latest certificate (July 2014) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (August 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Average; while roof efficiency dropped from Good to Average. The recommended improvements would push it to C (score 78). The latest certificate is from July 2014, so improvements made since then won't be reflected. At 69 m² this is the 11th smallest of 19 units on EPC record in the building, where floor areas span 18–160 m². The building's EPC ratings span E to B across 19 units on file. Other recorded features include a conservatory.

Last sold in August 2017, so it's been off the market for around 9 years. Across the public record there are 4 sales, relatively high churn for a single property. At 69 m² it's 16.9% larger than the typical home in the postcode (59 m² median across 18 EPCs). Across 2005–2017, sale prices on this property compounded at 2.6% per year. Today's modelled estimate of £191,000 is 18.3% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£217/sq ft) was about 34.3% above the typical sold price in the postcode.