170a, High Street North, Dunstable, LU6 1AT

170a is a one-bedroom mid-terrace house in Dunstable (LU6 1AT). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (July 2020) shows a D (score 55), a step below the typical UK home. When first surveyed in October 2009 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Average to Very Poor. At 42 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 34–95 m². The building's EPC ratings span E to C across 12 units on file.

Untraded for 19 years, with the last transfer in April 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 42 m² it sits well below the postcode median (65 m² across 11 EPCs), making it one of the more compact homes locally. Across 2003–2007, sale prices on this property compounded at 8.2% per year. Today's modelled estimate of £143,000 is 44.4% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£219/sq ft) was about 30.5% above the typical sold price in the postcode.