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Get startedSpeedwell 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.
Speedwell'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This certificate is over 10 years old and is no longer valid.Expired 16 Mar 2025
Speedwell has 2 separate extension applications on the council record.
Extension: Single storey
Erection of a single storey extension to the rear of the property to give a larger kitchen and living area. (Lawful Development Certificate - Proposed)
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.
On epc rating, Speedwell runs well behind the street norm.
Price per m²
£2,804
Street avg £3,789
Floor Area
107 m²
Street avg 134 m²
Habitable Rooms
5 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
0.6 km

Daytime· 07:00 – 23:00
43.0dB

Changes detected from historical EPC data
Window efficiency improved
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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.
25 March 2014Most recent
£300,000
Median price across the last 5 sales in RH13 0SQ: £390,000 (2024–2021).
CO₂ Emissions
10.0 t/year
Street avg 6.5 t/year
RH13 0TG
Lyons Close — bus stop.
Closest school
0.8 km
Slinfold CofE Primary School and Pre School. 1 school nearby.
Night-time· 23:00 – 07:00
36.4dB
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