4a, Marshall Avenue, Worthing, BN14 0ES
About 4a
4a is a five-bedroom detached house in Worthing (BN14 0ES). It has a recorded floor area of 134 m² (around 1442 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2021) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in August 2013 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Poor; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump.
Untraded for 17 years, with the last transfer in March 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £711,000 sits 67.3% above the 2009 sale of £425,000. On a £-per-square-foot basis, the last sale (£295/sq ft) was about 20.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms5
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- GarageYes
Building
- Heating systemGas
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,220 · Includes VAT
Planning history
4a has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£711,000
Modelled from EPC, postcode comparables.
£425,000
Recorded with HM Land Registry.
Sales timeline
25 March 2009Most recent
£425,000
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 habitable rooms, 4a runs well behind the street norm.
Price per m²
£3,172
Street avg £3,524
Floor Area
134 m²
Street avg 192 m²
Habitable Rooms
5 rooms
Street avg 7 rooms
CO₂ Emissions
4.8 t/year
Street avg 7.3 t/year
Similar properties nearby
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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







