4 Allendale Avenue, Worthing, BN14 0AH
About 4 Allendale Avenue
4 Allendale Avenue is a detached house in Worthing (BN14 0AH). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (January 2019) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2018. The recommended improvements would lift it to B (score 82), a 2-band jump.
One planning record on file: an extension approved in 2005. Past consents include an extension, meaningful when judging how the property has evolved. Across 2005–2018, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £526,000 is 31.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 25% above the typical sold price in the postcode. At 88 m² it's 28.5% smaller than the typical home in the postcode (123 m² median across 9 EPCs). Most recent transfer: November 2018 at £400,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 9 January 2029
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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Planning history
1 application on record at 4 Allendale Avenue, Worthing, BN14 0AH
- Oct 2005ExtensionFullOutcome in report
Extension: Side of property
Single storey garage extension to the side elevation.
- Documents
- 1 doc on file
- Reference
- 05/0838/FULL
Unlock 4 Allendale Avenue, Worthing, BN14 0AH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 1 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
4 Allendale Avenue valuation sits well clear of the typical sold price in this postcode.
£526,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 14 years.
£400,000
Growth on file: 3.7% per year over 14 years.
Sales timeline
15 November 2018Most recent
£400,000
+63.3%over 13 years11 May 2005
£245,000
Median price across the last 5 sales in BN14 0AH: £625,000 (2026–2020).
Nearby sales in BN14 0AH
17 Allendale Avenue, Worthing, BN14 0AH
Sold Feb 2026
£590,000Rosegarth, Allendale Avenue, Worthing, BN14 0AH
Sold Dec 2024
£925,00011 Allendale Avenue, Worthing, BN14 0AH
Sold Dec 2022
£480,0005 Allendale Avenue, Worthing, BN14 0AH
Sold Apr 2022
£625,0009 Allendale Avenue, Worthing, BN14 0AH
Sold Dec 2019
£715,000
Versus other Allendale Avenue homes
4 Allendale Avenue outperforms the street on co₂ emissions by a wide margin.
Price per m²
£4,545
Street avg £4,398
Floor Area
88 m²
Street avg 132 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 6.0 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
141/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Allendale Avenue — bus stop.
Closest school
0.7 km
Vale School, Worthing. 16 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
48.9dB

Night-time· 23:00 – 07:00
41.4dB







