25 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
About 25 Knowle Park Avenue
25 Knowle Park Avenue is a four-bedroom semi-detached house in Staines Upon Thames (TW18 1AW). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band F. It has already been extended once and our model flags further extension potential, a sign of buyer flexibility. The latest certificate (May 2023) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
One planning record on file: an extension approved in 2005. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 25 Knowle Park Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
Outside
- ParkingOff road
Building
- Previously extendedYes
- Extension potentialPossible
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
25 Knowle Park Avenue has an approved single-storey rear extension on the planning record.
- Mar 2005ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear extension.
- Documents
- 6 docs on file
- Reference
- 04/01241/FUL
We flagged 1 thing worth checking at 25 Knowle Park Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
25 Knowle Park Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£647,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in TW18 1AW: £347,000 (2018–2001).
Nearby sales in TW18 1AW
3 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
Sold Apr 2018
£665,0009 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
Sold Aug 2014
£527,00011 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
Sold Jan 2005
£310,00021 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
Sold Jul 2001
£285,0007 Knowle Park Avenue, Staines Upon Thames, TW18 1AW
Sold Sept 1999
£147,750
Everything we know about 25 Knowle Park Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Knowle Green — bus stop.
Closest school
0.4 km
Riverbridge Primary School. 12 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.4dB

Night-time· 23:00 – 07:00
42.0dB