1Flood planning zone: In Flood Zone 3 — check defences and insurance
Flood Zone 3 can affect insurance costs even where flood defences protect the area.
Get an insurance quote and ask the conveyancer for a flood search.
Flat 20, Osprey House Lower Square, Isleworth, TW7 6XJ
Last sale£490,000Oct 2024 · HM Land Registry
If it moved with Hounslow flat prices£474,000Aug 2026 · UK HPI
Flood planning zoneIn Flood Zone 3 — check defences and insurance
EnergyEPC CFeb 2024
MapN ↑119 m ↔
Before you offer
2 things to check
2Leasehold: Lease documents needed
The lease term and charges affect future costs and mortgage options.
Ask the agent for the lease, remaining term, charges and planned works.
＋ Flood risk very low · Outside coal high-risk area · Not in a higher-radon area · EPC C
Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection, road noise, rail noise, airport noise. Your conveyancer’s local search covers the planning checks.
Prepare for a viewing ↓Saved privately on this devicePrice
If it moved with Hounslow flat prices
£474,000
How does the asking price compare?
This home’s sale history
| Sold | Price | Type | Tenure | Record |
|---|---|---|---|---|
| Oct 2024 | £490,000 | Flat / maisonette | Leasehold | A |
| Nov 2014 | £497,500 | Flat / maisonette | Leasehold | A |
| Jan 2001 | £245,000 | Flat / maisonette | Leasehold | A |
Street sales
Same type and tenure, other homes in the last 36 months: £677,500 · 2 sales
| Address | Sold | Price | Type | Tenure |
|---|---|---|---|---|
| Flat 20, Osprey House Lower Square, Isleworth, TW7 6XJ | Oct 2024 | £490,000 | Flat / maisonette | Leasehold |
| Flat 11, Osprey House Lower Square, Isleworth, TW7 6XJ | Feb 2024 | £670,000 | Flat / maisonette | Leasehold |
| Flat 4, John Day House Lower Square, Isleworth, TW7 6XH | Dec 2023 | £685,000 | Flat / maisonette | Leasehold |
| Flat 13, Osprey House Lower Square, Isleworth, TW7 6XJ | Oct 2023 | £625,000 | Flat / maisonette | Leasehold |
| Flat 17, Osprey House Lower Square, Isleworth, TW7 6XJ | Jul 2023 | £650,000 | Flat / maisonette | Leasehold |
| Apartment 13, Northumberland House Lower Square, Isleworth, TW7 6RL | May 2023 | £295,000 | Flat / maisonette | Leasehold |
| Apartment 1, Northumberland House Lower Square, Isleworth, TW7 6RL | Feb 2023 | £315,000 | Flat / maisonette | Leasehold |
| Flat 2, The Old Blue School Apartments Lower Square, Isleworth, TW7 6RL | Nov 2022 | £615,000 | Flat / maisonette | Leasehold |
Show all 60
The land
Flood planning zone: In Flood Zone 3 — check defences and insurance
Flood Zone 3 can affect insurance costs even where flood defences protect the area.
Get an insurance quote and ask the conveyancer for a flood search.
＋ Flood risk very low · Outside coal high-risk area · Not in a higher-radon area
Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection. Your conveyancer’s local search covers the planning checks.
View building and land map ↑The building
EPC C
Poor insulation or an EPC E–G rating can mean higher heating bills.
Read the full certificate and ask about insulation and heating costs.
- Floor area
- 67 m²
- Potential EPC band
- C
- Age band
- England and Wales: 1996-2002
- Walls (certificate wording)
- Timber frame, as built, insulated (assumed)
- Roof (certificate wording)
- Pitched, insulated (assumed)
- Windows (certificate wording)
- Fully double glazed
- Heating (certificate wording)
- Boiler and radiators, mains gas
- Building height
- Unavailable
Living
Broadband in the area
Postcode residential gigabit coverage: 100%
Full fibre in the local authority: 65.7%
Schools nearby
- The Blue School CofE PrimaryPrimary · 171 m · Good
- St Mary's Catholic Primary School, IsleworthPrimary · 319 m · School remains Good
- Worple Primary SchoolPrimary · 445 m · School remains Good
- Gumley House RC Convent School, FCJSecondary · 543 m · School remains Good
- Isleworth Town Primary SchoolPrimary · 654 m · School remains Good
- The Smallberry Green Primary SchoolPrimary · 783 m · Good
- The Green School for BoysSecondary · 928 m · Standards maintained
- The Green School for GirlsSecondary · 1088 m · Good
- Marlborough Primary SchoolPrimary · 1117 m · Standards maintained
- The Woodbridge Park Education Service1245 m · Good
- St Stephen's C E Primary SchoolPrimary · 1397 m · School remains Good (Improving) - S5 Next
- Richmond and Hillcroft Adult and Community College (Rhacc)16 plus · 1487 m
Area context
Deprivation decile (1 is most deprived within its nation): 5 · England 2025
Recorded police incidents: 164
TW7 6XJ →Before you offer
Viewing checklist
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Lease documents
Needs document · Saved privately on this device
Next steps
Ask a surveyor to confirm Level 2 or Level 3 after reviewing the age, condition and alterations.
Ask the conveyancer about local authority, drainage, environmental, flood and mining searches appropriate to this address.
Compare survey levels →Questions for the agent
Questions for your surveyor and conveyancer
Ask the surveyor
Which survey level covers this home’s condition, damp, cracks and any alterations?
Ask the conveyancer
Which title, drainage and local searches are needed for this address?
- Flood planning zone: Get an insurance quote and ask the conveyancer for a flood search.
- Leasehold: Ask the agent for the lease, remaining term, charges and planned works.
Sources and licences
Contains British Geological Survey materials © UKRI 2026
Radon Potential classification UK Health Security Agency © Crown copyright 2022
© Environment Agency copyright and/or database right 2026. All rights reserved.
INSPIRE conditions · Sources and licences