Boundary House, Hermongers Lane, Rudgwick, Horsham, RH12 3AH
About Boundary House
Boundary House is a three-bedroom detached house in Rudgwick, Horsham, Horsham (RH12 3AH). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (September 2014) shows an F (score 31), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 82), a 4-band jump. Main heating runs on oil. The latest certificate is from September 2014, so improvements made since then won't be reflected. Other recorded features include outbuildings. The home occupies a cul-de-sac position.
3 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Across 2015–2022, sale prices on this property compounded at 8.7% per year. On a £-per-square-foot basis, the last sale (£588/sq ft) was about 23.3% above the typical sold price in the postcode. Sold July 2022 for £620,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms2
Outside
- GarageDouble
- OutbuildingsYes
- Cul-de-sacYes
Building
- RefurbishedYes
Energy performance
Boundary House's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Sept 2024
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply and has permanent outbuildings, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Boundary House has 2 separate extension applications on the council record.
3 applications on record at Boundary House, Hermongers Lane, Rudgwick, Horsham, RH12 3AH
- Jun 2015ExtensionFullOutcome in report
Extension: Single storey
Erection of first floor extension and alterations.
- Documents
- 13 docs on file
- Reference
- WA/2015/0660
- More recent applications — locked
- Garage ConversionNov 2024Decision
- ExtensionSept 2016Decision
Unlock Boundary House, Hermongers Lane, Rudgwick, Horsham, RH12 3AH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 10 notable nearby
- The 38 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.
£603,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.7% per year over 7 years.
£620,000
Growth on file: 8.7% per year over 7 years.
Sales timeline
24 July 2022Most recent
£620,000
+85.1%over 7 years2 March 2015
£335,000
Median price across the last 5 sales in RH12 3AH: £567,500 (2025–2021).
Nearby sales in RH12 3AH
The Lawley Cottage, Hermongers Lane, Rudgwick, Horsham, RH12 3AH
Sold Aug 2025
£380,00015 Hermongers Lane, Rudgwick, Horsham, RH12 3AH
Sold Nov 2024
£875,0001 Hillcrest Cottages, Hermongers Lane, Rudgwick, Horsham, RH12 3AH
Sold Jun 2024
£567,50012 Hermongers Lane, Rudgwick, Horsham, RH12 3AH
Sold Aug 2022
£465,000Bramdean, Hermongers Lane, Rudgwick, Horsham, RH12 3AH
Sold Oct 2021
£900,000
Versus other Hermongers Lane homes
On co₂ emissions, Boundary House runs well behind the street norm.
Price per m²
£6,327
Street avg £6,353
Floor Area
98 m²
Street avg 110 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
9.5 t/year
Street avg 5.3 t/year
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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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Hermonger Lane — bus stop.
Closest school
1.9 km
Rudgwick Primary School. 1 school 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
43.3dB

Night-time· 23:00 – 07:00
37.5dB







