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Get started9 Allendale Avenue is a detached house in Worthing (BN14 0AH). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (May 2019) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 74). Main heating runs on oil.
Sale prices here have outpaced Worthing HPI: 7.3% per year against 0% for the wider region. Today's modelled estimate of £837,000 is 17.1% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£449/sq ft) was about 32.9% above the typical sold price in the postcode. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 148 m² it's 26.5% larger than the typical home in the postcode (117 m² median across 9 EPCs). Sold December 2019 for £715,000.
9 Allendale Avenue's carbon output runs well above what efficient homes in the postcode produce.
9 Allendale Avenue has been through 4 approved planning applications — a well-evolved property.
Erection of wooden cattery blocks, comprising of two blocks of 3 units each and conversion of existing wooden shed to one large family unit. Taking cattery from 10 pens total to 17.
9 Allendale Avenue has more than quadrupled in price since its earliest registered sale in 1998.
£837,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 21 years.
£715,000
Growth on file: 7.3% per year over 21 years.
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Floor Area for 9 Allendale Avenue runs comfortably ahead of the street norm.
Price per m²
£4,831
Street avg £4,065
Floor Area
148 m²
Street avg 125 m²
Habitable Rooms
6 rooms
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
0.1 km

Daytime· 07:00 – 23:00
48.9dB

Permanent retention of boarding cattery use with 10 individual pens (20 cats in total)
2 more applications for this property
Join to see all planning history.
12 December 2019Most recent
£715,000
+45.9%over 14 years28 November 2005
£490,000
+206.3%over 7 years10 September 1998
£160,000
Median price across the last 5 sales in BN14 0AH: £625,000 (2024–2018).
An AI-written breakdown of everything that matters
Detailed EPC data
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Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 5 rooms
CO₂ Emissions
6.2 t/year
Street avg 5.6 t/year
BN14 0ED
Allendale Avenue — bus stop.
Closest school
0.7 km
Vale School, Worthing. 16 schools nearby.
Night-time· 23:00 – 07:00
41.4dB