17a, Gratwicke Road, Worthing, BN11 4BH
About 17a
17a is a semi-detached house in Worthing (BN11 4BH). It has a recorded floor area of 24 m² (around 258 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (March 2021) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 70), a 2-band jump. Main heating runs on electricity. At 24 m² this is the 7th smallest of 64 units on EPC record in the building, where floor areas span 11–185 m². The building's EPC ratings span G to B across 64 units on file.
At 24 m² it sits well below the postcode median (67 m² across 63 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs).
Everything you need to know about 17a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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
17a 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
17a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£129,000
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 4BH: £230,000 (2024–2024).
Nearby sales in BN11 4BH
Versus other Gratwicke Road homes
17a is notably below the street on epc rating.
EPC Rating
44 (E)
Street avg 65 (D)
Floor Area
24 m²
Street avg 56 m²
CO₂ Emissions
2.3 t/year
Street avg 2.3 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 17a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
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
0.2 km
Thorn Road — bus stop.
Closest school
0.5 km
St Mary's Catholic Primary School. 20 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
40.3dB