20 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
About 20 Knightsbridge Avenue
20 Knightsbridge Avenue is a three-bedroom detached house in Grappenhall, Warrington, Warrington (WA4 2QR). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (November 2024) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 80). Other recorded features include attached land beyond the plot. Records show the property has been extended at some point in its history.
It changed hands recently, sold August 2025 for £241,000. One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2025, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £328,000 is 36.1% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£273/sq ft) was about 34.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- ParkingOff street
- LandYes
Building
- Previously extendedYes
Energy performance
EPC Rating
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Planning history
20 Knightsbridge Avenue has an approved single-storey side and rear extension on the planning record.
1 application on record at 20 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
- Oct 2025ExtensionOutlineOutcome in report
Extension: Single storey · Side and rear of property
Proposed single storey rear and side extensions
- Reference
- 2025/01436/CLDP
Unlock 20 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
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Sales history & valuation
Sale price has grown by over 3x since 1997.
£328,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 29 years.
£241,000
Growth on file: 4.3% per year over 29 years.
Sales timeline
12 August 2025Most recent
£241,000
+230.1%over 28 years3 February 1997
£73,000
Median price across the last 5 sales in WA4 2QR: £319,000 (2025–2022).
Nearby sales in WA4 2QR
41 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Nov 2025
£350,00016 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Aug 2025
£307,0009 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Mar 2025
£319,00055 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Aug 2023
£312,00050 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Jul 2022
£355,000
Versus other Knightsbridge Avenue homes
20 Knightsbridge Avenue is notably below the street on years held.
Price per m²
£2,939
Street avg £2,435
Floor Area
82 m²
Street avg 96 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.4 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Bradshaw Lane Shops — bus stop.
Closest school
0.3 km
Bradshaw Primary School. 23 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
54.1dB

Night-time· 23:00 – 07:00
45.4dB







