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Get started18 Holm Oaks is a three-bedroom detached house in Cowfold, Horsham, Horsham (RH13 8AQ). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (March 2016) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in May 2014 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Poor to Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Main heating runs on oil. The latest certificate is from March 2016, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
Sale prices here have outpaced Horsham HPI: 6.8% per year against 0% for the wider region. Today's modelled estimate of £542,000 is 17.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£462/sq ft) was about 124.1% above the typical sold price in the postcode. One planning record on file: an extension approved in 2017. Past consents include an extension, a garage conversion and a porch, meaningful when judging how the property has evolved. 10 years since the last transfer (July 2016).
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 22 Mar 2026
Extension: Front of property
Proposed infill front porch / extension. Proposed garage conversion with window to front.
Sale price has grown by over 3x since 1997.
£542,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 19 years.
£462,000
Growth on file: 6.8% per year over 19 years.
Price per m² for 18 Holm Oaks runs comfortably ahead of the street norm.
Price per m²
£4,968
Street avg £3,813
Floor Area
93 m²
Street avg 100 m²
Habitable Rooms
5 rooms
Street avg 5 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
0.3 km
Village Hall — bus stop.

Daytime· 07:00 – 23:00
49.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
29 July 2016Most recent
£462,000
+242.2%over 18 years21 November 1997
£134,995
Median price across the last 5 sales in RH13 8AQ: £482,500 (2025–2021).
CO₂ Emissions
4.3 t/year
Street avg 4.6 t/year
RH13 8HQ
Closest school
0.6 km
St Peter's CofE (Aided) Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
42.9dB
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