173 Syon Lane, Isleworth, TW7 5PZ
UPRN:100021574969Semi-Detached House3 bedsBuilt 1900-1929
FreeholdCouncil Tax: Band EEPC: D (63)
Data freshness:Ownership· freshOwnership: fresh, refreshed 4d ago (2026-11-10T13:25:04.746550+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)Crime· freshCrime: fresh, refreshed 3d ago (2026-11-11T13:01:03.839912+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· 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 refreshCouncil Tax· 1mo agoCouncil Tax: ageing, refreshed 1mo ago (2026-10-13T11:44:28.080509+00:00)
HP Score
68
/ 100
Mixed
Verdict
3 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
18 of 21 sourcesSale Estimate
£796,000
£756k - £836kHigh
Estimate
£796k
Range
£756k – £836k
Rent Estimate (pcm)
£3,400
£3k - £4k
Monthly
£3,400
Yield
5.13%
Verdict
Derived from HomePortfolio scores
173 Syon Lane earns an INVESTIGATE rating with HP Score 68/100. Investment score 65/100 reflects moderate fundamentals. Crime intensity is moderate. Walkability is limited (65/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Tenure is freehold. 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)HM Land Registry sales matched to addressDefra 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
68
HP Score
68/ 100
Mixed
65
Investment Score
65/ 100
Moderate
57
Crime Score
57/ 100
Elevated
65
Walkability
65/ 100
Moderate
Transit & Bike
Transit 33Bike 64
Walk Score, out of 100
Valuation & Market
Sale Estimate£796,000
Rent Estimate (pcm)£3,400
Gross Yield5.13%
1y Growth-
3y Growth-0.6%
5y Growth+0.2%
10y Growth+1.2%
Last Sold Price£795,000 (2023-01-09)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
Recent Apps
1TW7 5PZ
Approval Rate
-12mo
Development
low
- PendingP/2026/3163Erection of a rear roof extension.
- PendingP/2026/3106Erection of a rear roof extension with hip to gable conversion with two front roof windows and a single storey rear extension.
- PendingP/2026/3075Erection of a rear roof extension with five roof windows to the house.
Ownership
- Corporate Ownership52.2%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease TypeFreehold
- Last Ownership Change2023-01-09
- SourceLand Registry
Connectivity
Broadband (Standard)
12 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£35,301
Population Density555 /km²
Owner Occupied54%
Age Distribution
0-15 17%16-64 67%65+ 16%
Schools Nearby
- Nishkam School West London0.0 miOutstandingConcerns
- Bolder Academy0.2 miGood
- Isleworth and Syon School for Boys0.5 miGoodConcerns
- The Woodbridge Park Education Service0.6 miGood
2 of 10 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 155 Syon Lane-£625k-
- 173 Syon Lane-£795k-
- 149 Syon Lane-£520k-
- 153 Syon Lane-£590k-