19a, Dallington Road, Northampton, NN5 7BG

19a is an end-of-terrace house in Northampton (NN5 7BG). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (October 2020) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since April 2009. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Average to Very Poor. At 44 m² this is the 5th smallest of 21 units on EPC record in the building, where floor areas span 37–104 m². The building's EPC ratings span F to C across 21 units on file.

At 44 m² it sits well below the postcode median (85 m² across 20 EPCs), making it one of the more compact homes locally. Last sale on file: £105,000 in February 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2002–2021, sale prices on this property compounded at 10.1% per year. Today's modelled estimate of £123,000 is 17.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£222/sq ft) was about 61.2% above the typical sold price in the postcode.