6 Marshall Avenue, Worthing, BN14 0ES
About 6 Marshall Avenue
6 Marshall Avenue is a four-bedroom detached house in Worthing (BN14 0ES). It has a recorded floor area of 137 m² (around 1475 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2023) shows a C (score 74). The recommended improvements would push it to B (score 81). Our model identifies extension potential, subject to local planning policy.
One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Across 2003–2024, sale prices on this property compounded at 3.1% per year. On a £-per-square-foot basis, the last sale (£424/sq ft) was about 68.8% above the typical sold price in the postcode. Most recent transfer: September 2024 at £625,000.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
Outside
- GarageYes
Building
- Extension potentialPossible
Energy performance
EPC Rating
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Planning history
6 Marshall Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 6 Marshall Avenue, Worthing, BN14 0ES
- Mar 2025ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Single storey rear extension (retrospective)
Retrospective- Documents
- 8 docs on file
- Reference
- AWDM/0047/25
Unlock 6 Marshall Avenue, Worthing, BN14 0ES's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
6 Marshall Avenue valuation sits well clear of the typical sold price in this postcode.
£649,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 21 years.
£625,000
Growth on file: 3.1% per year over 21 years.
Sales timeline
1 September 2024Most recent
£625,000
+90.8%over 21 years19 June 2003
£327,500
Median price across the last 5 sales in BN14 0ES: £725,000 (2025–2021).
Nearby sales in BN14 0ES
Versus other Marshall Avenue homes
On co₂ emissions, 6 Marshall Avenue stands well clear of the street.
Price per m²
£4,562
Street avg £3,447
Floor Area
137 m²
Street avg 192 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
3.9 t/year
Street avg 7.4 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Central Avenue — bus stop.
Closest school
0.4 km
Vale School, Worthing. 8 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
49.1dB

Night-time· 23:00 – 07:00
39.9dB







