3 Clare Street, Northampton, NN1 3JG

3 Clare Street is a one-bedroom mid-terrace house in Northampton (NN1 3JG). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1900-1929 and council tax band A. At 33 m² this is the smallest unit on EPC record across the building (33–58 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (42 versus a best of 80). The latest certificate (April 2022) shows an E (score 42), well below the UK norm with real room to improve. The rating has held steady at E across 5 certificates since March 2009. Between certificates, lighting went from Very Poor to Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity.

It hasn't traded since September 2004, a hold of 22 years that's notably long for the area. At 33 m² it's 23.3% smaller than the typical home in the postcode (43 m² median across 6 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Across 2004–2004, sale prices on this property compounded at 38.5% per year. On a £-per-square-foot basis, the last sale (£380/sq ft) was about 149.3% above the typical sold price in the postcode.