1 Alder Copse, Horsham, RH12 1LD
About 1 Alder Copse
1 Alder Copse is a three-bedroom semi-detached house in Horsham (RH12 1LD). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (June 2019) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2009. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
It changed hands recently, sold March 2025 for £395,000. Across the public record there are 6 sales, relatively high churn for a single property. Across 2000–2025, sale prices on this property compounded at 5% per year. On a £-per-square-foot basis, the last sale (£453/sq ft) was about 89.8% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Utility roomYes
- StudyYes
Outside
- DrivewayYes
Building
- Heating systemGas
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
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Planning history
1 Alder Copse has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 1 Alder Copse was the highest on Land Registry record across the postcode.
£433,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 24 years.
£395,000
Growth on file: 5.0% per year over 24 years.
Sales timeline
14 March 2025Most recent
£395,000
+33.9%over 9 years25 June 2015
£295,000
+37.2%over 5 years5 February 2010
£214,950
-2.3%over 3 years10 August 2006
£220,000
+20.2%over 2 years23 February 2004
£183,000
+50.6%over 3 years1 November 2000
£121,500
Median price across the last 5 sales in RH12 1LD: £290,000 (2024–2013).
Versus other Alder Copse homes
On price per m², 1 Alder Copse stands well clear of the street.
Price per m²
£4,877
Street avg £3,239
Floor Area
81 m²
Street avg 77 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.9 t/year
Street avg 3.4 t/year
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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
0.3 km
Tower Close — bus stop.
Closest school
0.7 km
Arunside School, Horsham. 11 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.0dB

Night-time· 23:00 – 07:00
39.0dB







