7a, Sorrento Road, Sutton, SM1 1QU

7a is a one-bedroom mid-terrace house in Sutton (SM1 1QU). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to before 1900 and council tax band B. Tenure is freehold. The latest certificate (April 2018) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in March 2014 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good; while lighting dropped from Very Good to Average. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity. At 42 m² this is the 9th smallest of 31 units on EPC record in the building, where floor areas span 37–154 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (49 versus a best of 76).

At 42 m² it sits well below the postcode median (78 m² across 30 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 1997–2014, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £234,000 is 33.7% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£387/sq ft) was about 39.2% above the typical sold price in the postcode. Last sold in July 2014, so it's been off the market for around 12 years.