Grosvenor House, Flat 4, Ambrose Place, Worthing, BN11 1PZ
About Grosvenor House
Grosvenor House is a semi-detached house in Worthing (BN11 1PZ). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1967-1975 and council tax band B. At 46 m² this is the 4th smallest of 6 units on EPC record in Grosvenor House, where floor areas span 39–74 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 54). The latest certificate (April 2024) shows a C (score 74).
2 planning records sit against the property, 1 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs).
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Energy performance
Grosvenor House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 29 April 2034
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Planning history
2 applications on record at Grosvenor House, Flat 4, Ambrose Place, Worthing, BN11 1PZ
- Sept 2009RenovationFullOutcome in report
Replacement of wooden window frames with white PVCu heritage vertical sliding windows.
New Windows- Reference
- 09/0590/FULL
- More recent applications — locked
- RenovationDec 2009Decision
Unlock Grosvenor House, Flat 4, Ambrose Place, Worthing, BN11 1PZ's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 15 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
Grosvenor House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£189,000
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 1PZ: £700,000 (2026–2025).
Nearby sales in BN11 1PZ
19 Ambrose Place, Worthing, BN11 1PZ
Sold Jan 2026
£290,000Flat 1, 15 Ambrose Place, Worthing, BN11 1PZ
Sold Sept 2025
£1,565,0009 Ambrose Place, Worthing, BN11 1PZ
Sold Mar 2025
£850,00017 Ambrose Place, Worthing, BN11 1PZ
Sold Mar 2025
£265,000Grosvenor House, Flat 6, Ambrose Place, Worthing, BN11 1PZ
Sold Aug 2024
£315,000
Versus other Ambrose Place homes
EPC Rating for Grosvenor House runs comfortably ahead of the street norm.
EPC Rating
74 (C)
Street avg 60 (D)
Floor Area
46 m²
Street avg 50 m²
CO₂ Emissions
1.5 t/year
Street avg 2.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about Grosvenor House
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
327/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Library — bus stop.
Closest school
0.5 km
St Mary's 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
53.6dB

Night-time· 23:00 – 07:00
42.5dB






