15 Berrill Street, Irchester, Wellingborough, NN29 7DT

15 Berrill Street is a two-bedroom semi-detached house in Irchester, Wellingborough, Wellingborough (NN29 7DT). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (June 2015) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 89), a 2-band jump. The latest certificate is from June 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy.

Across 2000–2016, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £226,000 sits 55.9% above the 2016 sale of £145,000. On a £-per-square-foot basis, the last sale (£236/sq ft) was about 68.5% above the typical sold price in the postcode. At 57 m² it sits well below the postcode median (83 m² across 25 EPCs), making it one of the more compact homes locally. On the market in February 2016 and unlisted since — roughly 10 years.