21 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
About 21 Grasmere Avenue
21 Grasmere Avenue is a four-bedroom property in Whitton, Hounslow, Hounslow (TW3 2JG). It has council tax band D.
Held since October 2005 — that's 21 years off the open market, well above the local norm. 2 planning records sit against the property, 0 approved, 0 refused. Across 2003–2005, sale prices on this property compounded at 13.7% per year.
Know exactly what you're buying at 21 Grasmere 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
Energy performance
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
- Feb 2012Loft ConversionOutlineIn report
Proposed loft conversion with rear dormer.
- Documents
- 6 docs on file
- Reference
- 12/0005/PS192
- Sept 2011Loft ConversionOutlineIn report
Proposed loft conversion with rear dormer.
- Documents
- 14 docs on file
- Reference
- 11/1696/PS192
We flagged 1 thing worth checking at 21 Grasmere 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
£315,000
Growth on file: 13.7% per year over 3 years.
Sales timeline
31 October 2005Most recent
£315,000
+40.0%over 2 years21 March 2003
£225,000
Median price across the last 5 sales in TW3 2JG: £485,000 (2023–2019).
Nearby sales in TW3 2JG
65 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
Sold Aug 2023
£550,00041 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
Sold Aug 2023
£450,00031 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
Sold Jul 2023
£485,00047 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
Sold May 2020
£465,00025 Grasmere Avenue, Whitton, Hounslow, TW3 2JG
Sold Jul 2019
£495,000
Everything we know about 21 Grasmere 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

Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
16/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Whitton Dene Hounslow — bus stop.
Closest school
0.5 km
Nelson Primary School. 43 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
52.2dB

Night-time· 23:00 – 07:00
42.3dB