Chalfont Court, Flat 11, 18 Lansdowne Road, Worthing, BN11 4NA
About Chalfont Court
Chalfont Court is an end-of-terrace house in Worthing (BN11 4NA). It has a recorded floor area of 76 m² (around 818 sq ft) and construction records dating it to 1967-1975. At 76 m² this is the largest unit on EPC record across Chalfont Court (52–76 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (August 2023) shows a C (score 79), near the top of the C band. The rating has held steady at C across 4 certificates since July 2013. Between certificates, wall efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while window efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 82).
At 76 m² it's 18.8% larger than the typical home in the postcode (64 m² median across 54 EPCs).
Everything you need to know about Chalfont Court
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
More low energy lighting installed
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Planning history
Chalfont Court has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Chalfont Court has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£243,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in BN11 4NA: £245,000 (2025–2025).
Nearby sales in BN11 4NA
Flat 3, 9 Lansdowne Road, Worthing, BN11 4NA
Sold Jul 2025
£236,500Greentrees, Flat 3, 6 Lansdowne Road, Worthing, BN11 4NA
Sold Jul 2025
£245,000Flat 2, 9 Lansdowne Road, Worthing, BN11 4NA
Sold May 2025
£350,000Flat 4, 9 Lansdowne Road, Worthing, BN11 4NA
Sold Apr 2025
£261,000Greentrees, Flat 9, 6 Lansdowne Road, Worthing, BN11 4NA
Sold Mar 2025
£205,000
Versus other Lansdowne Road homes
On epc rating, Chalfont Court stands well clear of the street.
EPC Rating
79 (C)
Street avg 68 (D)
Floor Area
76 m²
Street avg 67 m²
CO₂ Emissions
1.6 t/year
Street avg 2.7 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about Chalfont Court
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
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The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Belsize Road — bus stop.
Closest school
0.7 km
Heene CofE Primary School. 24 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
51.8dB
Night-time· 23:00 – 07:00
40.8dB