12 Castlewood Road, Southwater, Horsham, RH13 9US
About 12 Castlewood Road
12 Castlewood Road is a two-bedroom mid-terrace house in Southwater, Horsham, Horsham (RH13 9US). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (February 2021) shows a C (score 71). The rating has held steady at C across 2 certificates since March 2010. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good. The recommended improvements would push it to B (score 88).
A recent sale: £308,000 in January 2026. At 47 m² it sits well below the postcode median (69 m² across 23 EPCs), making it one of the more compact homes locally. Across 2021–2026, sale prices on this property compounded at 3.3% per year. On a £-per-square-foot basis, the last sale (£609/sq ft) was about 124.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- EnsuiteYes
Outside
- Private gardenRear
- ParkingOff road
Building
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 17 February 2031
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Get a survey for this property
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Planning history
12 Castlewood Road has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Castlewood Road valuation sits well clear of the typical sold price in this postcode.
£319,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 5 years.
£308,000
Growth on file: 3.3% per year over 5 years.
Sales timeline
7 January 2026Most recent
£308,000
+16.2%over 4 years16 May 2021
£265,000
Median price across the last 5 sales in RH13 9US: £361,000 (2026–2021).
Nearby sales in RH13 9US
5 Castlewood Road, Southwater, Horsham, RH13 9US
Sold May 2026
£400,00021 Castlewood Road, Southwater, Horsham, RH13 9US
Sold Jun 2024
£620,0006 Castlewood Road, Southwater, Horsham, RH13 9US
Sold Sept 2022
£361,00011 Castlewood Road, Southwater, Horsham, RH13 9US
Sold Mar 2022
£325,0003 Castlewood Road, Southwater, Horsham, RH13 9US
Sold Sept 2021
£352,000
Versus other Castlewood Road homes
12 Castlewood Road outperforms the street on price per m² by a wide margin.
Price per m²
£6,553
Street avg £3,851
Floor Area
47 m²
Street avg 75 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
1.8 t/year
Street avg 2.7 t/year
Similar properties nearby
1 Church Lane, Southwater
RH13 9EB
1 Andrews Lane, Southwater
RH13 9DY
1 Bonfire Hill, Southwater
RH13 9BU
1 Castlewood Road, Southwater
RH13 9US
1 Cairo Cottages, Cripplegate Lane, Southwater
RH13 9HW
1 Andrews Cottages, Andrews Road, Southwater
RH13 9EX
1 Canterbury Court, Southwater
RH13 9XS
1 Andrews Road, Southwater
RH13 9EU
The neighbourhood at a glance
Crime
118/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
The Brook — bus stop.
Closest school
0.2 km
Castlewood Primary School. 3 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
51.9dB

Night-time· 23:00 – 07:00
41.1dB







