Flat 5, 17 Upton Park, Slough, SL1 2DA

Flat 5 is a one-bedroom mid-terrace house in Slough (SL1 2DA). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to before 1900 and council tax band B. At 43 m² this is the largest unit on EPC record across the building (26–43 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (April 2024) shows a C (score 72). When first surveyed in April 2009 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Very Poor. The recommended improvements would push it to B (score 83). Main heating runs on electricity.

Across 2000–2024, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £161,000 is 12.9% below the 2024 sale of £184,950, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£400/sq ft) was about 48.2% above the typical sold price in the postcode. Last sale on file: £184,950 in November 2024. Across the public record there are 5 sales, relatively high churn for a single property.