Denne Park House, Flat 10, Denne Park, Horsham, RH13 0AZ

Denne Park House is a three-bedroom mid-terrace house in Horsham (RH13 0AZ). It has a recorded floor area of 118 m² (around 1270 sq ft), construction records dating it to before 1900 and council tax band F. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. At 118 m² this is the 10th smallest of 11 units on EPC record in Denne Park House, where floor areas span 29–155 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (73 versus a worst of 37). The latest certificate (October 2019) shows a C (score 73). When first surveyed in September 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Poor to Average; while hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 85). Main heating runs on oil.

Held since April 1999 — that's 27 years off the open market, well above the local norm. At 118 m² the property is well over the postcode median (83 m² across 10 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 1996–1999, sale prices on this property compounded at 13.3% per year. Today's modelled estimate of £371,000 sits 151.5% above the 1999 sale of £147,500. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 50.7% below the postcode norm.