Forest Grange Manor, West Wing, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
About Forest Grange Manor
Forest Grange Manor is an end-of-terrace house in Colgate, Horsham, Horsham (RH12 4TG). It has a recorded floor area of 488 m² (around 5253 sq ft), construction records dating it to 1900-1929 and council tax band H. The latest certificate (September 2021) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. Main heating runs on oil.
At 488 m² the property is well over the postcode median (116 m² across 8 EPCs), placing it in the larger end of the local stock. 8 planning records sit against the property, 2 approved, 6 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Today's modelled estimate of £2,071,000 is 29.4% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£305/sq ft) was about 18.9% above the typical sold price in the postcode. Last sale on file: £1,600,000 in December 2023.
Know exactly what you're buying at Forest Grange Manor
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Forest Grange Manor's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
A a conservatory application was refused at Forest Grange Manor in 2024.
- Jan 2024ConservatoryFullIn report
Erection of a conservatory with landscape design proposals and reprovision of a formal garden to the west of the house (Householder Application).
- Agent
- Whaleback Planning & Design
Extension- Documents
- 6 docs on file
- Reference
- DC/23/2119
- Jan 2024ConservatoryHeritageIn report
Erection of a conservatory with landscape design proposals and reprovision of a formal garden to the west of the house (Listed Building Consent).
- Agent
- Whaleback Planning & Design
Extension- Documents
- 7 docs on file
- Reference
- DC/23/2120
We flagged 2 things worth checking at Forest Grange Manor
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
- A planning decision worth checking
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Sales history & valuation
Latest sale on Forest Grange Manor was the highest on Land Registry record across the postcode.
£2,071,000
Modelled from EPC, postcode comparables.
£1,600,000
Recorded with HM Land Registry.
Sales timeline
8 December 2023Most recent
£1,600,000
Median price across the last 5 sales in RH12 4TG: £415,000 (2021–2015).
Nearby sales in RH12 4TG
6 The Courtyard, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
Sold Feb 2021
£450,000Forest Grange Manor, The Mews, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
Sold Apr 2020
£572,0005 The Courtyard, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
Sold Sept 2015
£395,00010 The Courtyard, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
Sold Jun 2015
£415,0009 The Courtyard, Forest Grange, Forest Road, Colgate, Horsham, RH12 4TG
Sold Aug 2014
£395,000
Everything we know about Forest Grange Manor, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
- A planning decision worth checking

Versus other Forest Grange homes
Forest Grange Manor is notably below the street on years held.
Price per m²
£3,279
Street avg £3,423
Floor Area
488 m²
Street avg 171 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
21.0 t/year
Street avg 6.9 t/year
Similar properties nearby
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RH12 4FA
1 Bramber Close
RH12 4LY
1 Canonbury Villas, Lambs Green, Rusper
RH12 4RG
1 Birch Court, Faygate
RH12 4AE
1 Beech Road
RH12 4NR
1 Brockwell Cottage, Faygate Lane, Faygate
RH12 4SH
1 Braby Drive
RH12 4TJ
1 Amberley Road
RH12 4LJ
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
1.0 km
Forest Road — bus stop.
Closest school
1.9 km
Leechpool Primary School. 10 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
40.0dB

Night-time· 23:00 – 07:00
35.0dB