18 Illett Way, Faygate, Horsham, RH12 0AJ
About 18 Illett Way
18 Illett Way is a four-bedroom detached house in Faygate, Horsham, Horsham (RH12 0AJ). It has a recorded floor area of 105 m² (around 1130 sq ft) and construction records dating it to 2007-2011. The latest certificate (October 2024) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (April 2016); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 89).
At 105 m² the property is well over the postcode median (76 m² across 88 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 5 planning records sit against the property, 4 approved, 1 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. 10 years since the last transfer (May 2016). Today's modelled estimate of £481,000 is 13.2% above the 2016 sale price.
Know exactly what you're buying at 18 Illett Way
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
Energy performance
18 Illett Way sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
A a single-storey rear extension application was refused at 18 Illett Way in 2025.
- Sept 2025ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension and installation of rooflights to existing pitched roof.
- Agent
- Pringle.Design Limited
- Documents
- 19 docs on file
- Reference
- DC/25/1062
- Mar 2025ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension.
- Agent
- Ellisdon Architectural Associates
- Documents
- 8 docs on file
- Reference
- DC/25/0223
What's in 18 Illett Way, Faygate, Horsham, RH12 0AJ's planning history?
3 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
18 Illett Way valuation sits well clear of the typical sold price in this postcode.
£481,000
Modelled from EPC, postcode comparables.
£424,950
Recorded with HM Land Registry.
Sales timeline
26 May 2016Most recent
£424,950
Median price across the last 5 sales in RH12 0AJ: £291,000 (2025–2025).
Nearby sales in RH12 0AJ
56 Illett Way, Faygate, Horsham, RH12 0AJ
Sold Nov 2025
£509,0001 Illett Way, Faygate, Horsham, RH12 0AJ
Sold Oct 2025
£277,0009 Illett Way, Faygate, Horsham, RH12 0AJ
Sold Jul 2025
£291,00044 Illett Way, Faygate, Horsham, RH12 0AJ
Sold Jul 2025
£298,00066 Illett Way, Faygate, Horsham, RH12 0AJ
Sold May 2025
£284,000
Everything we know about 18 Illett Way, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Illett Way homes
On epc rating, 18 Illett Way runs well behind the street norm.
Price per m²
£4,047
Street avg £4,061
Floor Area
105 m²
Street avg 103 m²
CO₂ Emissions
2.2 t/year
Street avg 1.6 t/year
Years Held
10 years
Street avg 7 years
Similar properties nearby
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1 Calico Street, Faygate
RH12 0BG
1 Brickyard Way, Faygate
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1 Arun Valley Way, Faygate
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Kilnwood Vale School — bus stop.
Closest school
0.2 km
Kilnwood Vale Primary School. 11 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.1dB

Night-time· 23:00 – 07:00
41.1dB