7 Britannia Close, Northolt, UB5 6JY

7 Britannia Close is an end-of-terrace house in Northolt (UB5 6JY). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (January 2020) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2009. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average. The recommended improvements would push it to C (score 77). Main heating runs on electricity. At 51 m² this is the 10th smallest of 54 units on EPC record in the building, where floor areas span 30–124 m². The building's EPC ratings span E to B across 54 units on file.

It hasn't traded since September 2010, a hold of 16 years that's notably long for the area. Across 2002–2010, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £245,000 sits 51.2% above the 2010 sale of £162,000. At 51 m² it sits well below the postcode median (82 m² across 53 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs).