Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started13 Thornden is a five-bedroom detached house in Cowfold, Horsham, Horsham (RH13 8AG). It has a recorded floor area of 191 m² (around 2056 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (May 2013) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). Main heating runs on oil. The latest certificate is from May 2013, so improvements made since then won't be reflected. Other recorded features include attached land beyond the plot. The home occupies a cul-de-sac position.
Sale prices here have outpaced Horsham HPI: 6% per year against 0% for the wider region. Today's modelled estimate of £903,000 is 37.9% above the 2014 sale price. At 191 m² the property is well over the postcode median (109 m² across 12 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved. Last changed hands 12 years ago, in February 2014.
13 Thornden'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This certificate is over 10 years old and is no longer valid.Expired 28 May 2023
Council records include a two-storey side extension at 13 Thornden.
Extension: Two storey · Side of property
Erection of pitched roof two storey side extension, with integral garage at ground floor level and laying of additional hardstanding for access
Sale price has at least doubled since 1998.
£903,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 16 years.
£655,000
Growth on file: 6.0% per year over 16 years.
On habitable rooms, 13 Thornden stands well clear of the street.
Price per m²
£3,429
Street avg £5,710
Floor Area
191 m²
Street avg 119 m²
Habitable Rooms
8 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
0.4 km

Daytime· 07:00 – 23:00
49.6dB

19 February 2014Most recent
£655,000
+152.9%over 15 years30 April 1998
£259,000
Median price across the last 5 sales in RH13 8AG: £560,000 (2025–2021).
Street avg 5 rooms
CO₂ Emissions
8.1 t/year
Street avg 6.3 t/year
RH13 8PH
Brook Farm — bus stop.
Closest school
0.3 km
St Peter's CofE (Aided) Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
43.4dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell