Flat 403, Castello Court, 309–311 Harrow Road, London, W9 3RG
UPRN:10033653489-Beds -Built -
Tenure: -Council Tax: Band BEPC: -
Data freshness:Listing· 4mo agoListing: stale, refreshed 4mo ago (2026-07-16T04:00:03.725784+00:00)Price Paid· freshPrice Paid: fresh, refreshed 6d ago (2026-11-01T08:48:11.154109+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T08:36:34.059452+00:00)Ownership· freshOwnership: fresh, refreshed yesterday (2026-11-06T17:34:01.679477+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 (2026-10-06T08:24:30.427161+00:00)Amenities· 2mo agoAmenities: ageing, refreshed 2mo ago (2026-09-23T00:00:00+00:00)Area· Census 2021Area: static reference data (Census 2021); authoritative and does not refresh
HP Score
67
/ 100
Mixed
Verdict
yesterday
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
15 of 21 sourcesSale Estimate
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Rent Estimate (pcm)
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Verdict
Derived from HomePortfolio scores
Flat 403 earns an INVESTIGATE rating with HP Score 67/100. Investment score 64/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (97/100). 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 SourcesPortal listingsOfcom Connected NationsOfcom mobile coverageDefra 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 covenantsHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
67
HP Score
67/ 100
Mixed
64
Investment Score
64/ 100
Moderate
68
Crime Score
68/ 100
Elevated
97
Walkability
97/ 100
Excellent
Transit & Bike
Transit 84Bike 76
Walk Score, out of 100
Valuation & Market
Sale Estimate-
Rent Estimate (pcm)-
Gross Yield-
1y Growth-
3y Growth-4.5%
5y Growth-0.6%
10y Growth-0.3%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseHigh
Planning Activity
Recent Apps
0W9 3RG
Approval Rate
-12mo
Development
low
- Approved26/07389/NMAAmendments to planning permission dated 04 June 2025 (RN: 25/02022/FULL), NAMELY, amendment of Condition 4 to correct the property address from 9 Aldridge Road Villas to Flat 1 5 Grittleton Road.
- Pending26/07381/CLEUDUse of the ground floor rear flat as short-term visitor accommodation.
- Pending26/07365/TCAT1 -Paulownia reduce laterals by 1m from tips and height by .5m to give more light to garden area below.
Ownership
- Corporate Ownership53.7%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease Type-
- Last Ownership Change-
- SourceLand Registry
Connectivity
Broadband (Standard)
16 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£45,172
Population Density-
Owner Occupied20%
Age Distribution
0-15 16%16-64 76%65+ 8%
Schools Nearby
- St Peter's CofE School0.1 miOutstanding
- -Queen Elizabeth II Jubilee School0.2 mi
- Mary Paterson Nursery School0.3 miOutstanding
- Paddington Academy0.3 miOutstanding
1 of 10 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 309 - 311 Harrow Road-£11.75M-
- 309 - 311 Harrow Road-£850k-
- 309 - 311 Harrow Road-£11.75M-
- Castello Court, 309 - 311 Harrow Road-£3.50M-