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Get started15 Alley Groves is a four-bedroom detached house in Cowfold, Horsham, Horsham (RH13 8BN). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (March 2018) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 79). Main heating runs on oil. The home occupies a cul-de-sac position.
Held since January 2004 — that's 22 years off the open market, well above the local norm. Sale prices here have outpaced Horsham HPI: 13.8% per year against 0% for the wider region. Today's modelled estimate of £668,000 sits 73.5% above the 2004 sale of £385,000. At 121 m² the property is well over the postcode median (79 m² across 29 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs).
15 Alley Groves's carbon output runs well above what efficient homes in the postcode produce.
Sale price has at least doubled since 1997.
£668,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.8% per year over 7 years.
£385,000
Growth on file: 13.8% per year over 7 years.
15 Alley Groves outperforms the street on floor area by a wide margin.
Price per m²
£3,182
Street avg £4,400
Floor Area
121 m²
Street avg 81 m²
Habitable Rooms
8 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
0.4 km

Daytime· 07:00 – 23:00
49.6dB

20 January 2004Most recent
£385,000
+133.4%over 6 years3 July 1997
£164,950
Median price across the last 5 sales in RH13 8BN: £445,800 (2025–2022).
Street avg 5 rooms
CO₂ Emissions
6.3 t/year
Street avg 2.3 t/year
RH13 8HW
Village Hall — bus stop.
Closest school
0.5 km
St Peter's CofE (Aided) Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
43.3dB
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