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Get startedAspen Barn is a four-bedroom detached house in Copsale, Horsham, Horsham (RH13 6QU). It has a recorded floor area of 241 m² (around 2594 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (May 2016) shows an F (score 28), near the bottom of the EPC scale. The recommended improvements would push it to E (score 53). Main heating runs on oil. The latest certificate is from May 2016, so improvements made since then won't be reflected. Other recorded features include outbuildings.
Sale prices here have outpaced Horsham HPI: 1.9% per year against 0% for the wider region. Today's modelled estimate of £1,112,000 is 27.1% above the 2017 sale price. At 241 m² the property is well over the postcode median (123 m² across 5 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last changed hands 8 years ago, in December 2017. 2 planning records sit against the property, 2 approved, 0 refused.
Aspen Barn sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 05 May 2026
Filling in the void on 2nd floor level, two Juliette balconies with door openings and installation of a new staircase (Certificate of Lawful Development - Existing)
Aspen Barn valuation sits well clear of the typical sold price in this postcode.
£1,112,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.9% per year over 13 years.
£875,000
Growth on file: 1.9% per year over 13 years.
Price per m² for Aspen Barn lags the street by a wide margin.
Price per m²
£3,631
Street avg £12,465
Floor Area
241 m²
Street avg 110 m²
Habitable Rooms
7 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
1.4 km
Millfield South — bus stop.

Daytime· 07:00 – 23:00
44.7dB

Rooflight windows to North and South elevation of the existing roof
14 December 2017Most recent
£875,000
+11.5%over 10 years21 September 2007
£785,000
+14.6%over 3 years27 August 2004
£685,000
Median price across the last 5 sales in RH13 6QU: £480,000 (2018–2003).
CO₂ Emissions
17.0 t/year
Street avg 6.2 t/year
RH13 6SF
Closest school
2.1 km
St Andrew's CofE Primary School. 4 schools nearby.
Night-time· 23:00 – 07:00
36.6dB
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