Coolham House Cottage, Billingshurst Road, Coolham, Horsham, RH13 8QN
About Coolham House Cottage
Coolham House Cottage is a detached house in Coolham, Horsham, Horsham (RH13 8QN). It has a recorded floor area of 305 m² (around 3283 sq ft), construction records dating it to 2025 and council tax band F. The latest certificate (October 2025) returns a B (score 84), comfortably above the UK average. When first surveyed in November 2018 the rating was G, the property has climbed 5 bands since. Between certificates, wall efficiency went from Average to Very Good, roof efficiency went from Very Poor to Very Good and window efficiency went from Very Poor to Good. Main heating runs on electricity: electricity, unspecified tariff.
At 305 m² the property is well over the postcode median (174 m² across 21 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. 11 planning records sit against the property, 9 approved, 0 refused. Past consents include an annexe, new windows and an extension, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£369/sq ft) was about 50.1% above the typical sold price in the postcode. Most recent transfer: March 2020 at £1,210,000.
Energy performance
Coolham House Cottage ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Wall insulation improved
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property is a large detached home over 300m², we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
Coolham House Cottage has been through 9 approved planning applications — a well-evolved property.
11 applications on record at Coolham House Cottage, Billingshurst Road, Coolham, Horsham, RH13 8QN
- Mar 2021Demolition And RebuildFullOutcome in report
Demolition of existing dwelling and erection of a two storey dwelling with ancillary 3 bay garage.
- Documents
- 22 docs on file
- Reference
- DC/21/0047
- More recent applications — locked
- ConditionsFeb 2026Decision
- ConditionsOct 2025Decision
+ 8 more applications in the report
Unlock Coolham House Cottage, Billingshurst Road, Coolham, Horsham, RH13 8QN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (11 on record)
- All 11 applications on this property in full, plus 9 notable nearby
- The 145 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,261,000
Modelled from EPC, postcode comparables.
£1,210,000
Recorded with HM Land Registry.
Sales timeline
24 March 2020Most recent
£1,210,000
Median price across the last 5 sales in RH13 8QN: £710,000 (2025–2022).
Nearby sales in RH13 8QN
The Old School House, Billingshurst Road, Coolham, Horsham, RH13 8QN
Sold May 2025
£710,0001 Brockhurst Cottages, Billingshurst Road, Coolham, Horsham, RH13 8QN
Sold Feb 2025
£284,000Chandos, Billingshurst Road, Coolham, Horsham, RH13 8QN
Sold Dec 2024
£405,000Coolham House, Billingshurst Road, Coolham, Horsham, RH13 8QN
Sold May 2023
£1,800,000Cobwebs, Billingshurst Road, Coolham, Horsham, RH13 8QN
Sold Jun 2022
£835,000
Versus other Billingshurst Road homes
On epc rating, Coolham House Cottage stands well clear of the street.
Price per m²
£3,967
Street avg £3,675
Floor Area
305 m²
Street avg 178 m²
CO₂ Emissions
0.8 t/year
Street avg 8.2 t/year
Years Held
6 years
Street avg 11 years
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The neighbourhood at a glance
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
0.4 km
Crossroads — bus stop.
Closest school
0.5 km
William Penn School. 2 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
46.1dB

Night-time· 23:00 – 07:00
40.1dB







