11 Gainsborough Avenue, Worthing, BN14 8QR
About 11 Gainsborough Avenue
11 Gainsborough Avenue is a three-bedroom detached house in Worthing (BN14 8QR). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (June 2014) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76). The latest certificate is from June 2014, so improvements made since then won't be reflected.
2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 103 m² it's 21.2% larger than the typical home in the postcode (85 m² median across 14 EPCs). Across 2004–2021, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £494,000 is 12.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£395/sq ft) was about 55.4% above the typical sold price in the postcode. Most recent transfer: April 2021 at £437,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
- FireplaceYes
Outside
- Private gardenWest-facing
Building
- RefurbishedYes
Energy performance
11 Gainsborough Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Jun 2024
EPC Rating
Certificate validity
Expired on 24 June 2024
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Planning history
11 Gainsborough Avenue has 2 separate extension applications on the council record.
2 applications on record at 11 Gainsborough Avenue, Worthing, BN14 8QR
- Aug 2005ExtensionFullOutcome in report
Extension: Two storey · Rear of property
Two storey extension to the rear elevation
- Reference
- 05/0716/FULL
- More recent applications — locked
- ExtensionJan 2006Decision
Unlock 11 Gainsborough Avenue, Worthing, BN14 8QR's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 3 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 11 Gainsborough Avenue was the highest on Land Registry record across the postcode.
£494,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 17 years.
£437,500
Growth on file: 5.7% per year over 17 years.
Sales timeline
5 April 2021Most recent
£437,500
+24.1%over 6 years3 November 2014
£352,500
+107.4%over 10 years19 March 2004
£170,000
Median price across the last 5 sales in BN14 8QR: £274,998 (2025–2021).
Nearby sales in BN14 8QR
14 Gainsborough Avenue, Worthing, BN14 8QR
Sold Mar 2025
£274,99821 Gainsborough Avenue, Worthing, BN14 8QR
Sold Dec 2024
£272,00023 Gainsborough Avenue, Worthing, BN14 8QR
Sold Nov 2024
£274,0009 Gainsborough Avenue, Worthing, BN14 8QR
Sold Mar 2024
£365,0006 Gainsborough Avenue, Worthing, BN14 8QR
Sold Feb 2021
£330,000
Versus other Gainsborough Avenue homes
Price per m² for 11 Gainsborough Avenue runs comfortably ahead of the street norm.
Price per m²
£4,248
Street avg £3,495
Floor Area
103 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.1 t/year
Similar properties nearby
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
Leighton Avenue — bus stop.
Closest school
0.3 km
Bramber Primary School. 20 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
50.6dB

Night-time· 23:00 – 07:00
41.0dB







