20 Graffham Close, Crawley, RH11 0DR
About 20 Graffham Close
20 Graffham Close is a three-bedroom semi-detached house in Crawley (RH11 0DR). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2025) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2013. Between certificates, roof efficiency went from Good to Very Good; while window efficiency dropped from Average to Poor and lighting dropped from Average to Very Poor. The recommended improvements would push it to C (score 76).
Across 2001–2015, sale prices on this property compounded at 10.4% per year. Today's modelled estimate of £394,000 is 39.5% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£332/sq ft) was about 29.8% above the typical sold price in the postcode. Last sold in November 2015, so it's been off the market for around 11 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Everything you need to know about 20 Graffham Close
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The data behind every report
Energy performance
EPC Rating
Certificate validity
Valid until 22 November 2035
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
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Planning history
20 Graffham Close 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
20 Graffham Close has more than quadrupled in price since its earliest registered sale in 2001.
£394,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.4% per year over 15 years.
£282,500
Growth on file: 10.4% per year over 15 years.
Sales timeline
13 November 2015Most recent
£282,500
+38.5%over 8 years26 July 2007
£204,000
+204.5%over 6 years7 May 2001
£67,000
Median price across the last 5 sales in RH11 0DR: £315,000 (2026–2018).
Nearby sales in RH11 0DR
Versus other Graffham Close homes
20 Graffham Close outperforms the street on co₂ emissions by a wide margin.
Price per m²
£3,576
Street avg £3,573
Floor Area
79 m²
Street avg 85 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.4 t/year
Everything you need to know about 20 Graffham Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
484/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Graffham Close — bus stop.
Closest school
0.3 km
Our Lady Queen of Heaven Catholic Primary School. 17 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
50.4dB
Night-time· 23:00 – 07:00
38.9dB