17 Allendale Avenue, Worthing, BN14 0AH
About 17 Allendale Avenue
17 Allendale Avenue is a three-bedroom detached house in Worthing (BN14 0AH). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (September 2020) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 2-band jump. Other recorded features include attached land beyond the plot.
A recent sale: £590,000 in February 2026. 7 planning records sit against the property, 6 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Across 2009–2026, sale prices on this property compounded at 3.1% per year. On a £-per-square-foot basis, the last sale (£485/sq ft) was about 43.6% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- Utility roomYes
Outside
- Private gardenSouth-facing
- GarageYes
- LandYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 14 September 2030
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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 £1,085 · Includes VAT
Planning history
17 Allendale Avenue has been through 6 approved planning applications — a well-evolved property.
7 applications on record at 17 Allendale Avenue, Worthing, BN14 0AH
- Aug 2001Tree WorksTreesOutcome in report
Application for consent under Worthing Tree Preservation Order No. 46/2001 to trim and remove lower branches to give a clearance of 2.4 metres over the footway and 5 metres over the carriageway, back to suitable growing points to 1 Eucalyptus (T2), 1 Purple Leafed Plum (T3) and 1 Himalayan Birch (T4).
- Reference
- 01/00724/TPO
- More recent applications — locked
- FullSept 2021Decision
- Tree WorksSept 2015Decision
+ 4 more applications in the report
Unlock 17 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 (7 on record)
- All 7 applications on this property in full
- The 26 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
17 Allendale Avenue valuation sits well clear of the typical sold price in this postcode.
£581,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 16 years.
£590,000
Growth on file: 3.1% per year over 16 years.
Sales timeline
6 February 2026Most recent
£590,000
+64.3%over 16 years20 August 2009
£359,000
Median price across the last 5 sales in BN14 0AH: £715,000 (2024–2019).
Nearby sales in BN14 0AH
Rosegarth, 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
£715,0004 Allendale Avenue, Worthing, BN14 0AH
Sold Nov 2018
£400,000
Versus other Allendale Avenue homes
Years Held for 17 Allendale Avenue lags the street by a wide margin.
Price per m²
£5,221
Street avg £4,301
Floor Area
113 m²
Street avg 129 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 5.9 t/year
Similar properties nearby
1 Cissbury Gardens
BN14 0DX
1 Argyll Mews
BN14 0AY
1 Greatham Road
BN14 0BE
1 Beech Close, Findon
BN14 0UT
1 Elder Cottage, Nepcote, Findon
BN14 0SD
1 Elm Rise, Findon
BN14 0UP
1 Grey Point House, The Square, Findon
BN14 0TE
1 Cissbury Avenue
BN14 0DN
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







