Farm Cottage, St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ

Farm Cottage is a detached house in Great Gaddesden, Hemel Hempstead, Hemel Hempstead (HP1 3BZ). It has a recorded floor area of 145 m² (around 1561 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (March 2019) shows a D (score 55), a step below the typical UK home. When first surveyed in August 2009 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Poor to Very Good and window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on lpg.

Untraded for 16 years, with the last transfer in November 2010. At 145 m² it sits well below the postcode median (212 m² across 11 EPCs), making it one of the more compact homes locally. 20 planning records sit against the property, 18 approved, 2 refused. Past consents include new windows, an extension and solar panel installation, meaningful when judging how the property has evolved. Across 2010–2010, sale prices on this property compounded at 1.3% per year. Today's modelled estimate of £1,162,000 is 49.9% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£497/sq ft) was about 51.4% above the typical sold price in the postcode.