Speedwell, Hayes Lane, Slinfold, Horsham, RH13 0SQ
About Speedwell
Speedwell is an end-of-terrace house in Slinfold, Horsham, Horsham (RH13 0SQ). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (March 2015) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2013. Between certificates, window efficiency went from Poor to Average. The recommended improvements would lift it to A (score 95), a 4-band jump. Main heating runs on electricity. The latest certificate is from March 2015, so improvements made since then won't be reflected.
Today's modelled estimate of £473,000 sits 57.7% above the 2014 sale of £300,000. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last sold in March 2014, so it's been off the market for around 12 years.
Energy performance
Speedwell'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This certificate is over 10 years old and is no longer valid.Expired 16 Mar 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Speedwell has 2 separate extension applications on the council record.
2 applications on record at Speedwell, Hayes Lane, Slinfold, Horsham, RH13 0SQ
- Apr 2016ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
Prior approval for the erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m, for which the maximum height would be 3.45m, and for which the height of the eaves would be 2.475m.
- Documents
- 6 docs on file
- Reference
- DC/16/0490
- More recent applications — locked
- ExtensionMay 2016Decision
Unlock Speedwell, Hayes Lane, Slinfold, Horsham, RH13 0SQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 6 notable nearby
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Speedwell valuation sits well clear of the typical sold price in this postcode.
£473,000
Modelled from EPC, postcode comparables.
£300,000
Recorded with HM Land Registry.
Sales timeline
25 March 2014Most recent
£300,000
Median price across the last 5 sales in RH13 0SQ: £390,000 (2024–2021).
Nearby sales in RH13 0SQ
15 Hayes Lane, Slinfold, Horsham, RH13 0SQ
Sold Feb 2024
£376,980Cherry Tree Farm, Hayes Lane, Slinfold, Horsham, RH13 0SQ
Sold Sept 2023
£905,50019 Hayes Lane, Slinfold, Horsham, RH13 0SQ
Sold Apr 2023
£363,00023 Hayes Lane, Slinfold, Horsham, RH13 0SQ
Sold Mar 2023
£390,000Boyne House, Hayes Lane, Slinfold, Horsham, RH13 0SQ
Sold Nov 2021
£985,000
Versus other Hayes Lane homes
On epc rating, Speedwell runs well behind the street norm.
Price per m²
£2,804
Street avg £3,661
Floor Area
107 m²
Street avg 133 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
10.0 t/year
Street avg 6.2 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
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.6 km
Lyons Close — bus stop.
Closest school
0.8 km
Slinfold CofE Primary School and Pre 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
43.0dB

Night-time· 23:00 – 07:00
36.4dB







