Flat 2, 237 Watling Street West, Towcester, NN12 6DD

Flat 2 is a semi-detached house in Towcester (NN12 6DD). It has a recorded floor area of 24 m² (around 258 sq ft), construction records dating it to 1900-1929 and council tax band A. At 24 m² this is the smallest unit on EPC record across the building (24–39 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (67 versus a best of 71). The latest certificate (May 2018) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in April 2017 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Average to Very Good and main heating went from Very Poor to Good. The recommended improvements would push it to C (score 76).

At 24 m² it sits well below the postcode median (93 m² across 10 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£871/sq ft) was about 434.7% above the typical sold price in the postcode. Last sold in June 2017, so it's been off the market for around 9 years.