Model valuation£417,0008 Busby Close
Local market context
11 Knightsbridge Avenue is a three-bedroom semi-detached house in Grappenhall, Warrington, Warrington (WA4 2QR). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (February 2026) shows a C (score 75), near the top of the C band. When first surveyed in September 2013 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2002–2015, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £343,000 sits 52.4% above the 2015 sale of £225,000. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Last changed hands 11 years ago, in June 2015. One historical planning record sits against the property in 2004.
The EPC has just been inspected, so the rating reflects current condition.
Certificate validity
Valid until 26 February 2036
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Roof insulation improved
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
1 application on record at 11 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Extension: Single storey
Proposed garage, porch & family room - single storey extension
You're seeing the shape of it. The report has the substance.
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11 Knightsbridge Avenue valuation sits well clear of the typical sold price in this postcode.
£343,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 13 years.
£225,000
Growth on file: 5.1% per year over 13 years.
14 June 2015Most recent
£225,000
+7.2%over 8 years3 August 2006
£209,950
+75.0%over 3 years1 October 2002
£120,000
Median price across the last 5 sales in WA4 2QR: £319,000 (2026–2025).
7 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Feb 2026
41 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Nov 2025
20 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Aug 2025
16 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Aug 2025
9 Knightsbridge Avenue, Grappenhall, Warrington, WA4 2QR
Sold Mar 2025
On epc rating, 11 Knightsbridge Avenue stands well clear of the street.
Price per m²
£2,394
Street avg £2,529
Floor Area
94 m²
Street avg 96 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
2.5 t/year
Street avg 4.5 t/year
Property research, connected
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Crime
211/mo
Falling 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.

Daytime· 07:00 – 23:00
54.1dB

Night-time· 23:00 – 07:00
45.4dB