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Get startedWater Farm is a detached house in Itchingfield, Horsham, Horsham (RH13 0PB). It has a recorded floor area of 227 m² (around 2443 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (May 2025) shows an E (score 47), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2014. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Good to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Poor. The recommended improvements would push it to D (score 59). Main heating runs on lpg.
Sale prices here have lagged Horsham HPI: -28.6% per year against 0% for the wider region. Today's modelled estimate of £985,000 sits 6466.7% above the 2018 sale of £15,000. On a £-per-square-foot basis, the last sale (£6/sq ft) was about 97.8% below the postcode norm. Most recent transfer: June 2018 at £15,000. Across the public record there are 5 sales, relatively high churn for a single property. 16 planning records sit against the property, 8 approved, 8 refused. Past consents include a garage conversion and an extension, meaningful when judging how the property has evolved.
Water Farm's carbon output runs well above what efficient homes in the postcode produce.
Council records show a subdivision application — the property's legal arrangement has been altered.
Prior approval for a proposed Change of Use from building (Class B1(a)) to a dwellinghouse (Class C3)
Latest sale on Water Farm was the lowest on Land Registry record across the postcode.
£985,000
Modelled from EPC, postcode comparables and a sale-price growth of -28.6% per year over 11 years.
£15,000
Growth on file: -28.6% per year over 11 years.
Price per m² for Water Farm lags the street by a wide margin.
Price per m²
£66
Street avg £4,145
Floor Area
227 m²
Street avg 240 m²
Habitable Rooms
9 rooms
Street avg 7 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
1.2 km
Marlands — bus stop.

Daytime· 07:00 – 23:00
43.5dB

Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
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Approval of details reserved by condition 11 to approved application DC/16/0138
14 more applications for this property
Join to see all planning history.
25 June 2018Most recent
£15,000
-25.0%30 April 2018
£20,000
-97.0%over 1 year6 February 2017
£660,000
+83.3%over 3 years16 September 2013
£360,000
-37.4%over 6 years24 August 2007
£575,000
Median price across the last 5 sales in RH13 0PB: £975,000 (2023–2007).
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CO₂ Emissions
6.6 t/year
Street avg 9.7 t/year
RH13 0NR
Closest school
1.8 km
Barns Green Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
36.9dB
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