21a, Cedar Close, Horsham, RH12 2BN
About 21a
21a is a four-bedroom detached house in Horsham (RH12 2BN). It has a recorded floor area of 170 m² (around 1830 sq ft), construction records dating it to 2007 onwards and council tax band E. The latest certificate (November 2018) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since March 2011. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to B (score 86).
At 170 m² the property is well over the postcode median (121 m² across 9 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). 13 planning records sit against the property, 11 approved, 1 refused. Past consents include tree works and an extension, meaningful when judging how the property has evolved. Across 2019–2024, sale prices on this property compounded at 1.8% per year. Sold September 2024 for £850,000.
Know exactly what you're buying at 21a
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
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
- StudyYes
- FireplaceYes
Outside
- Private gardenYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Windows upgraded to triple glazing
More low energy lighting installed
Planning history
21a has 2 separate extension applications on the council record.
- Aug 2019Tree WorksTreesIn report
Fell 2 x Cypress 1 x Sycamore , Surgery 1 x Line of Cypress
- Agent
- Dave Ford Tree Care
- Documents
- 15 docs on file
- Reference
- DC/19/0741
- Aug 2018Tree WorksTreesIn report
Fell 3 x Douglas Fir, 2 x Lawson Cypress and 1 x Ash
- Agent
- Total Tree Care
- Documents
- 6 docs on file
- Reference
- DC/18/0544
We flagged 1 thing worth checking at 21a
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
30-day money-back guarantee
Sales history & valuation
21a valuation sits well clear of the typical sold price in this postcode.
£837,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 6 years.
£850,000
Growth on file: 1.8% per year over 6 years.
Sales timeline
5 September 2024Most recent
£850,000
+10.7%over 5 years5 February 2019
£767,500
Median price across the last 5 sales in RH12 2BN: £760,000 (2024–2019).
Everything we know about 21a, 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

Versus other Cedar Close homes
21a is notably below the street on years held.
Price per m²
£5,000
Street avg £5,218
Floor Area
170 m²
Street avg 133 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.5 t/year
Street avg 5.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Springfield Road — bus stop.
Closest school
0.5 km
Trafalgar Community Infant School. 18 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
50.9dB

Night-time· 23:00 – 07:00
42.1dB