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Get startedHolly Cottage is a four-bedroom detached house in Coolham, Horsham, Horsham (RH13 8GR). It has a recorded floor area of 92 m² (around 985 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (August 2009) shows an F (score 30), near the bottom of the EPC scale. The recommended improvements would push it to E (score 39). Main heating runs on oil. The latest certificate is from August 2009, so improvements made since then won't be reflected. Period features are noted in the property record. Records show the property has been extended at some point in its history.
It hasn't traded since March 2010, a hold of 16 years that's notably long for the area. Sale prices here have outpaced Horsham HPI: 7.8% per year against 0% for the wider region. Today's modelled estimate of £590,000 sits 68.6% above the 2010 sale of £350,000. On a £-per-square-foot basis, the last sale (£355/sq ft) was about 72.4% above the typical sold price in the postcode. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 92 m² it's 26.8% smaller than the typical home in the postcode (125 m² median across 15 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).
Holly Cottage's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 18 Aug 2019
Holly Cottage has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Erection of a single storey rear extension (Certificate of Lawful Development - Proposed)
Holly Cottage has more than doubled in price since the earliest registered sale in 1997.
£590,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.8% per year over 13 years.
£350,000
Growth on file: 7.8% per year over 13 years.
On epc rating, Holly Cottage runs well behind the street norm.
Price per m²
£3,825
Street avg £3,484
Floor Area
92 m²
Street avg 139 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Crossroads — bus stop.

Daytime· 07:00 – 23:00
47.3dB

Extension: Single storey
Proposed first floor extension to create additional Bedroom and en-suite / dressing room to existing bedroom
2 more applications for this property
Join to see all planning history.
11 March 2010Most recent
£350,000
+23.7%over 7 years6 December 2002
£283,000
+109.6%over 5 years21 July 1997
£135,000
Median price across the last 5 sales in RH13 8GR: £610,000 (2025–2019).
Baytrees Brooks Green Road Coolham Horsham
Sold Oct 2025
Oak Cottage Brooks Green Road Coolham Horsham
Sold Mar 2021
Lower Barn Brooks Green Road Coolham Horsham
Sold Oct 2020
Mill House Brooks Green Road Coolham Horsham
Sold Aug 2019
Baileys Brooks Green Road Coolham Horsham
Sold Oct 2017
CO₂ Emissions
8.4 t/year
Street avg 8.0 t/year
RH13 8BU
Closest school
0.0 km
William Penn School. 2 schools nearby.
Night-time· 23:00 – 07:00
40.8dB
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