The House CheckCheck before you offer

Flat 5, 9 Whistler Square, London, SW1W 8DB

Flat / maisonetteLeasehold126 m² · EPC
Last sale£5,200,000Nov 2019 · HM Land Registry
If it moved with City Of Westminster flat prices£4,476,000Aug 2026 · UK HPI
Flood planning zoneIn Flood Zone 3 — check defences and insurance
EnergyEPC BAug 2019
12MapN ↑119 m ↔
Contains OS data © Crown copyright and database right 2026 · Contains HM Land Registry data © Crown copyright and database right 2026

Before you offer

2 things to check

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.

Environment Agency · Oct 2026

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.

HM Land Registry · Nov 2019

+ Flood risk very low · Outside coal high-risk area · Not in a higher-radon area · EPC B

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.

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Price

If it moved with City Of Westminster flat prices

£4,476,000

How does the asking price compare?

Enter a figure, or “offers over £500k”. Saved privately on this device

This home’s sale history

SoldPriceTypeTenureRecord
Nov 2019£5,200,000Flat / maisonetteLeaseholdA · New build

Street sales

Same type and tenure, other homes in the last 36 months: £9,550,000 · 5 sales

AddressSoldPriceTypeTenure
Flat 26, 8 Whistler Square, London, SW1W 8BWApr 2025£9,550,000Flat / maisonetteLeasehold
Flat 8, 9 Whistler Square, London, SW1W 8DBDec 2024£11,137,500Flat / maisonetteLeasehold
9A Whistler Square, London, SW1W 8BTAug 2024£1,212,465Other propertyLeasehold
Flat 6, 8 Whistler Square, London, SW1W 8BWNov 2023£2,450,000Flat / maisonetteLeasehold
Flat 2, 8 Whistler Square, London, SW1W 8BWNov 2023£2,450,000Flat / maisonetteLeasehold
Flat 15, 9 Whistler Square, London, SW1W 8DBNov 2023£11,150,000Flat / maisonetteLeasehold
3 Whistler Square, London, SW1W 8BTOct 2023£53,000,000TerracedFreehold
Flat 9, 8 Whistler Square, London, SW1W 8BWJul 2023£4,408,611Flat / maisonetteLeasehold
Show all 68
AddressSoldPriceTypeTenure
Flat 5, 8 Whistler Square, London, SW1W 8BWJul 2023£7,591,389Flat / maisonetteLeasehold
Flat 16, 9 Whistler Square, London, SW1W 8DBJul 2023£16,650,000Flat / maisonetteLeasehold
Flat 4, 9 Whistler Square, London, SW1W 8DBMay 2023£5,200,000Flat / maisonetteLeasehold
Flat 3, 8 Whistler Square, London, SW1W 8BWMar 2023£4,700,000Flat / maisonetteLeasehold
Flat 27, 8 Whistler Square, London, SW1W 8BWMar 2023£9,631,600Flat / maisonetteLeasehold
6 Whistler Square, London, SW1W 8BTDec 2022£45,000,000TerracedFreehold
Flat 36, 8 Whistler Square, London, SW1W 8BWOct 2022£20,700,000Flat / maisonetteLeasehold
Flat 29, 8 Whistler Square, London, SW1W 8BWOct 2022£10,375,000Flat / maisonetteLeasehold
Flat 28, 8 Whistler Square, London, SW1W 8BWOct 2022£8,400,000Flat / maisonetteLeasehold
Flat 4, 8 Whistler Square, London, SW1W 8BWSep 2022£4,500,000Flat / maisonetteLeasehold
Flat 18, 8 Whistler Square, London, SW1W 8BWJul 2022£8,675,000Flat / maisonetteLeasehold
2 Whistler Square, London, SW1W 8BTApr 2022£52,000,000TerracedFreehold
Flat 8, 8 Whistler Square, London, SW1W 8BWDec 2021£7,700,000Flat / maisonetteLeasehold
Flat 26, 8 Whistler Square, London, SW1W 8BWDec 2021£8,810,000Flat / maisonetteLeasehold
Flat 37, 8 Whistler Square, London, SW1W 8BWNov 2021£87,500,000Flat / maisonetteLeasehold
Flat 3, 9 Whistler Square, London, SW1W 8DBJun 2021£7,100,000Flat / maisonetteLeasehold
Flat 10, 8 Whistler Square, London, SW1W 8BWJun 2021£4,600,000Flat / maisonetteLeasehold
Flat 15, 8 Whistler Square, London, SW1W 8BWMar 2021£5,410,000Flat / maisonetteLeasehold
Flat 35, 8 Whistler Square, London, SW1W 8BWDec 2020£21,000,000Flat / maisonetteLeasehold
4 Whistler Square, London, SW1W 8BTDec 2020£48,000,000TerracedFreehold
Flat 12, 9 Whistler Square, London, SW1W 8DBJun 2020£13,800,000Flat / maisonetteLeasehold
Flat 28, 8 Whistler Square, London, SW1W 8BWJun 2020£8,480,000Flat / maisonetteLeasehold
Flat 1, 9 Whistler Square, London, SW1W 8DBApr 2020£4,250,000Flat / maisonetteLeasehold
Flat 2, 8 Whistler Square, London, SW1W 8BWApr 2020£3,000,000Flat / maisonetteLeasehold
Flat 6, 8 Whistler Square, London, SW1W 8BWApr 2020£3,000,000Flat / maisonetteLeasehold
Flat 18, 8 Whistler Square, London, SW1W 8BWApr 2020£8,400,000Flat / maisonetteLeasehold
Flat 17, 9 Whistler Square, London, SW1W 8DBMar 2020£36,000,000Flat / maisonetteLeasehold
Flat 34, 8 Whistler Square, London, SW1W 8BWMar 2020£20,030,000Flat / maisonetteLeasehold
Flat 14, 9 Whistler Square, London, SW1W 8DBJan 2020£14,450,000Flat / maisonetteLeasehold
Flat 2, 9 Whistler Square, London, SW1W 8DBJan 2020£8,150,000Flat / maisonetteLeasehold
Flat 25, 8 Whistler Square, London, SW1W 8BWJan 2020£8,777,500Flat / maisonetteLeasehold
Flat 27, 8 Whistler Square, London, SW1W 8BWJan 2020£8,777,500Flat / maisonetteLeasehold
Flat 30, 8 Whistler Square, London, SW1W 8BWJan 2020£18,400,000Flat / maisonetteLeasehold
Flat 1, 8 Whistler Square, London, SW1W 8BWJan 2020£5,325,000Flat / maisonetteLeasehold
Flat 7, 8 Whistler Square, London, SW1W 8BWJan 2020£5,325,000Flat / maisonetteLeasehold
Flat 24, 8 Whistler Square, London, SW1W 8BWDec 2019£8,540,000Flat / maisonetteLeasehold
Flat 15, 9 Whistler Square, London, SW1W 8DBDec 2019£10,600,000Flat / maisonetteLeasehold
Flat 16, 9 Whistler Square, London, SW1W 8DBDec 2019£14,675,000Flat / maisonetteLeasehold
Flat 8, 9 Whistler Square, London, SW1W 8DBDec 2019£10,500,000Flat / maisonetteLeasehold
Flat 23, 8 Whistler Square, London, SW1W 8BWDec 2019£8,100,000Flat / maisonetteLeasehold
Flat 29, 8 Whistler Square, London, SW1W 8BWDec 2019£8,550,000Flat / maisonetteLeasehold
Flat 12, 8 Whistler Square, London, SW1W 8BWDec 2019£5,150,000Flat / maisonetteLeasehold
Flat 10, 9 Whistler Square, London, SW1W 8DBDec 2019£6,308,841Flat / maisonetteLeasehold
Flat 9, 9 Whistler Square, London, SW1W 8DBDec 2019£5,391,159Flat / maisonetteLeasehold
Flat 22, 8 Whistler Square, London, SW1W 8BWDec 2019£8,000,000Flat / maisonetteLeasehold
Flat 32, 8 Whistler Square, London, SW1W 8BWDec 2019£11,500,000Flat / maisonetteLeasehold
Flat 11, 9 Whistler Square, London, SW1W 8DBNov 2019£11,150,000Flat / maisonetteLeasehold
Flat 5, 9 Whistler Square, London, SW1W 8DBNov 2019£5,200,000Flat / maisonetteLeasehold
Flat 19, 8 Whistler Square, London, SW1W 8BWNov 2019£8,750,000Flat / maisonetteLeasehold
Flat 17, 8 Whistler Square, London, SW1W 8BWNov 2019£5,300,000Flat / maisonetteLeasehold
Flat 31, 8 Whistler Square, London, SW1W 8BWNov 2019£12,500,000Flat / maisonetteLeasehold
Flat 13, 9 Whistler Square, London, SW1W 8DBNov 2019£10,950,000Flat / maisonetteLeasehold
Flat 7, 9 Whistler Square, London, SW1W 8DBNov 2019£6,010,417Flat / maisonetteLeasehold
Flat 16, 8 Whistler Square, London, SW1W 8BWNov 2019£6,977,917Flat / maisonetteLeasehold
Flat 13, 8 Whistler Square, London, SW1W 8BWNov 2019£5,852,917Flat / maisonetteLeasehold
Flat 20, 8 Whistler Square, London, SW1W 8BWNov 2019£7,652,917Flat / maisonetteLeasehold
Flat 11, 8 Whistler Square, London, SW1W 8BWNov 2019£6,977,917Flat / maisonetteLeasehold
Flat 21, 8 Whistler Square, London, SW1W 8BWNov 2019£8,920,000Flat / maisonetteLeasehold
Flat 33, 8 Whistler Square, London, SW1W 8BWNov 2019£19,250,000Flat / maisonetteLeasehold
Flat 6, 9 Whistler Square, London, SW1W 8DBNov 2019£5,650,000Flat / maisonetteLeasehold
All street records →

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.

Environment Agency · Oct 2026

+ 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 B

Poor insulation or an EPC E–G rating can mean higher heating bills.

Read the full certificate and ask about insulation and heating costs.

EPC · Aug 2019

Floor area
126 m²
Potential EPC band
B
Age band
2016
Walls (certificate wording)
Average thermal transmittance 0.30 W/m²K
Roof (certificate wording)
Average thermal transmittance 0.21 W/m²K
Windows (certificate wording)
High performance glazing
Heating (certificate wording)
Community scheme
Building height
Unavailable

EPC · Aug 2019

Living

Broadband in the area

Postcode residential gigabit coverage: 100%

Full fibre in the local authority: 87.3%

Ofcom · Jan 2026

Schools nearby

DfE GIAS · Nov 2026 · Ofsted · Sep 2026

Area context

Deprivation decile (1 is most deprived within its nation): 4 · England 2025

Recorded police incidents: 766

SW1W 8DB →

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