Grosvenor House, Flat 3, Ambrose Place, Worthing, BN11 1PZ
About Grosvenor House
Grosvenor House is a one-bedroom end-of-terrace house in Worthing (BN11 1PZ). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to before 1900 and council tax band B. At 39 m² this is the smallest unit on EPC record across Grosvenor House (39–74 m²). The building's EPC ratings span E to C, with this unit at the top. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (February 2022) shows a C (score 71).
At 39 m² it's 23.5% smaller than the typical home in the postcode (51 m² median across 43 EPCs). Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Across 1997–2019, sale prices on this property compounded at 7.2% per year. On a £-per-square-foot basis, the last sale (£424/sq ft) was about 66.2% above the typical sold price in the postcode. Most recent transfer: December 2019 at £178,000.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- BalconyYes
Building
- Period featuresYes
- RefurbishedYes
Everything you need to know about Grosvenor House
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

Energy performance
EPC Rating
Certificate validity
Valid until 9 February 2032
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Grosvenor House has no planning applications on record.
But the area is active
15 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Grosvenor House has more than quadrupled in price since its earliest registered sale in 1997.
£193,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 22 years.
£178,000
Growth on file: 7.2% per year over 22 years.
Sales timeline
2 December 2019Most recent
£178,000
+31.9%over 4 years1 April 2015
£135,000
+260.0%over 17 years1 July 1997
£37,500
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
Grosvenor House outperforms the street on epc rating by a wide margin.
Price per m²
£4,564
Street avg £13,414
Floor Area
39 m²
Street avg 50 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.6 t/year
Street avg 2.7 t/year
Everything you need to know about Grosvenor House
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

Similar properties nearby
1a, Flat 1, Lennox Road
BN11 1FF
1a, Flat 2, Dagmar Street
BN11 1LA
19a, Flat 4, Chapel Road
BN11 1EG
19a, Flat 2, Chapel Road
BN11 1EG
10a, Flat 1, Chapel Road
BN11 1BJ
19a, Flat 3, Chapel Road
BN11 1EG
1a, Flat 2, Lennox Road
BN11 1FF
17a, Flat 2, Chapel Road
BN11 1EG
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






