11 The Walled Garden, Kernick Park, Kernick, Penryn, TR10 9DB

11 The Walled Garden is a one-bedroom semi-detached house in Kernick, Penryn, Penryn (TR10 9DB). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 2003-2006 and council tax band A. At 40 m² this is the 3rd smallest of 20 units on EPC record in the building, where floor areas span 37–89 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (61 versus a best of 83). The latest certificate (November 2018) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2008); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Very Poor. The recommended improvements would push it to C (score 77). Main heating runs on electricity.

Held since September 2003 — that's 23 years off the open market, well above the local norm. At 40 m² it sits well below the postcode median (77 m² across 19 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Today's modelled estimate of £174,000 is 41.5% above the 2003 sale price.