25 Amber Court, Colbourne Street, Swindon, SN1 2HB

25 Amber Court is a semi-detached house in Swindon (SN1 2HB). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (November 2016) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2008); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good and main heating went from Poor to Average; while wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on electricity. At 32 m² this is the 2nd smallest of 60 units on EPC record in the building, where floor areas span 30–2801 m². The building's EPC ratings span F to B across 60 units on file.

Last sold in February 2015, so it's been off the market for around 11 years. Across the public record there are 5 sales, relatively high churn for a single property. At 32 m² it's 17.9% smaller than the typical home in the postcode (39 m² median across 62 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). Across 1995–2015, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £115,000 is 45.6% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£229/sq ft) was about 25.4% above the typical sold price in the postcode.