11 Chiltern Court, Rusper Road, Horsham, RH12 4HZ

11 Chiltern Court is a one-bedroom mid-terrace house in Horsham (RH12 4HZ). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (June 2018) shows an E (score 46), well below the UK norm with real room to improve. When first surveyed in January 2010 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity. At 55 m² this is the 10th smallest of 11 units on EPC record in the building, where floor areas span 42–57 m². The building's EPC ratings span E to C, with this unit at the bottom.

It hasn't traded since August 2003, a hold of 23 years that's notably long for the area. At 55 m² it's 16.7% larger than the typical home in the postcode (47 m² median across 10 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Today's modelled estimate of £166,000 sits 51% above the 2003 sale of £109,950. On a £-per-square-foot basis, the last sale (£186/sq ft) was about 21.7% below the postcode norm.