15 Charminster Close, Swindon, SN3 3QB

15 Charminster Close is a semi-detached house in Swindon (SN3 3QB). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 1976-1982. The latest certificate (July 2026) returns a B (score 81), comfortably above the UK average. When first surveyed in April 2012 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, hot-water efficiency went from Very Poor to Good and main heating went from Average to Good; while window efficiency dropped from Good to Poor and lighting dropped from Very Good to Good. This certificate was lodged in the last six months, so the rating reflects current condition. At 42 m² this is the 2nd smallest of 30 units on EPC record in the building, where floor areas span 37–64 m². The building's EPC ratings span E to B, with this unit at the top. On EPC score it ranks first in the building (81 versus a worst of 41).

At 42 m² it's 16% smaller than the typical home in the postcode (50 m² median across 29 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 2003–2012, sale prices on this property compounded at -3% per year. Today's modelled estimate of £121,000 sits 70.4% above the 2012 sale of £71,000. Last changed hands 14 years ago, in August 2012. Across the public record there are 4 sales, relatively high churn for a single property.