Cartwright House 1a, Flat 1, Ambrose Place, Worthing, BN11 1PZ
About Cartwright House 1a
Cartwright House 1a is a semi-detached house in Worthing (BN11 1PZ). It has a recorded floor area of 35 m² (around 377 sq ft) and construction records dating it to before 1900. At 35 m² this is the smallest unit on EPC record across Cartwright House 1a (35–70 m²). The building's EPC ratings span E to D, with this unit at the top. The latest certificate (September 2016) shows a D (score 56), a step below the typical UK home. The recommended improvements would push it to C (score 77). Main heating runs on electricity.
At 35 m² it sits well below the postcode median (51 m² across 43 EPCs), making it one of the more compact homes locally.
Everything you need to know about Cartwright House 1a
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 Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Sept 2026
EPC Rating
Certificate validity
Expired on 1 September 2026
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Cartwright House 1a 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
Cartwright House 1a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£161,000
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
56 (D)
Street avg 61 (D)
Floor Area
35 m²
Street avg 50 m²
CO₂ Emissions
2.1 t/year
Street avg 2.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about Cartwright House 1a
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
19 21, Flat 3, Ash Grove
BN11 1PD
19 21, Flat 4, Ash Grove
BN11 1PD
19 21, Flat 6, Ash Grove
BN11 1PD
19a, Flat 6, Chapel Road
BN11 1EG
1a, Flat 1, Crescent Road
BN11 1RL
15a, Flat 1, Chapel Road
BN11 1EG
19 21, Flat 5, Ash Grove
BN11 1PD
17a, Flat 3, 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






