Flat 23, Quebec Court, 21 Seymour Street, London, W1H 7JX
UPRN:100022801065Flat/Maisonette2 bedsBuilt 1900-1929
Tenure: -Council Tax: -EPC: D (60)
Data freshness:Listing· 7mo agoListing: stale, refreshed 7mo ago (2026-04-20T04:52:09.956636+00:00)Price Paid· freshPrice Paid: fresh, refreshed 5d ago (2026-11-01T02:34:48.065635+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T09:58:59.448476+00:00)EPC· 6mo agoEPC: stale, refreshed 6mo ago (2026-05-20T10:58:39.129138+00:00)Risk· 5mo agoRisk: stale, refreshed 5mo ago (2026-06-18T00:00:00+00:00)Connectivity· 1mo agoConnectivity: ageing, refreshed 1mo ago (2026-10-03T06:43:10.905825+00:00)Schools· 1mo agoSchools: ageing, refreshed 1mo ago (2026-10-06T05:00:30.533230+00:00)Amenities· 1mo agoAmenities: ageing, refreshed 1mo ago (2026-09-23T00:00:00+00:00)Area· Census 2021Area: static reference data (Census 2021); authoritative and does not refresh
HP Score
64
/ 100
Mixed
Verdict
5 days ago
- Verdict: AVOID, on a scale of Buy, Investigate, Avoid.
Significant risk factors
Evidence
19 of 21 sourcesSale Estimate
£840,000
£672k - £1.01MLow
Estimate
£840k
Range
£672k – £1.01M
Rent Estimate (pcm)
£3,400
£3k - £4k
Monthly
£3,400
Yield
4.86%
Verdict
Derived from HomePortfolio scores
Flat 23 earns an AVOID rating with HP Score 64/100. Investment score 64/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (99/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Every figure here comes from the live HomePortfolio API; anything it does not publish is left out.
Key SourcesEPC RegisterPortal listingsOfcom Connected NationsOfcom mobile coverageMarket estimates (third-party AVM)Defra strategic noise mapping, England Round 4 (Contains Defra data © Crown copyright and database right 2023-2024, Open Government Licence v3.0)Walk ScoreONS Census 2021Police.ukHM Land Registry company ownershipHM Land Registry covenantsHM Land Registry leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
64
HP Score
64/ 100
Mixed
64
Investment Score
64/ 100
Moderate
100
Crime Score
100/ 100
Elevated
99
Walkability
99/ 100
Excellent
Transit & Bike
Transit 99Bike 76
Walk Score, out of 100
Valuation & Market
Sale Estimate£840,000
Rent Estimate (pcm)£3,400
Gross Yield4.86%
1y Growth-
3y Growth-11.2%
5y Growth-4.7%
10y Growth-0.9%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
Recent Apps
0W1H 7JX
Approval Rate
-12mo
Development
low
- Pending26/07367/ADLBCDetails of new coordinated service routes pursuant to condition 6 (6) of listed building consent dated 14 March 2023 (RN: 22/05005/LBC)
- Pending26/07382/FULLUse of the building as an embassy (sui generis)
- Pending26/07335/ADFULLDetails of all new windows or new window components pursuant to condition 4 ( Part 2 ) of planning permission dated 09 July 2025 (RN: 25/01006/FULL). (Linked with 26/07285/ADLBC)
Ownership
- Corporate Ownership22.9%
- Overseas OwnershipNo
- Lease Term Remaining41 yrs
- CovenantsRestrictive
- Lease Type-
- Last Ownership Change-
- SourceLand Registry
Connectivity
Broadband (Standard)
17 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£45,172
Population Density-
Owner Occupied27%
Age Distribution
0-15 9%16-64 78%65+ 13%
Schools Nearby
- Inspected by ISIHalcyon London International School0.1 mi
- Inspected by ISIWetherby Preparatory School0.1 mi
- Inspected by ISIConnaught House School0.1 mi
- Inspected by ISISylvia Young Theatre School0.2 mi
4 of 7 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 21 Seymour Street-£295k-
- 21 Seymour Street-£1.44M-
- 21 Seymour Street-£355k-
- 21 Seymour Street-£475k-