21a, Kingshill Road, Swindon, SN1 4LJ

21a is a two-bedroom end-of-terrace house in Swindon (SN1 4LJ). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2017) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75).

It hasn't traded since March 2006, a hold of 20 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2006, sale prices on this property compounded at 15.3% per year. Today's modelled estimate of £159,000 is 42% above the 2006 sale price. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 45.6% above the typical sold price in the postcode. At 53 m² it's 29.3% smaller than the typical home in the postcode (75 m² median across 26 EPCs).