23 Collings Wells Close, Caddington, Luton, LU1 4BG

23 Collings Wells Close is a mid-terrace house in Caddington, Luton, Luton (LU1 4BG). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (September 2020) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in March 2015 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good; while main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity. At 47 m² this is the 11th smallest of 39 units on EPC record in the building, where floor areas span 31–114 m². The building's EPC ratings span E to C, with this unit at the bottom.

At 47 m² it sits well below the postcode median (84 m² across 38 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs). Across 2005–2016, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £155,000 is 26.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£242/sq ft) was about 21.6% above the typical sold price in the postcode. On the market in April 2016 and unlisted since — roughly 10 years.