20 Onslow Gardens, Wallington, SM6 9QN
UPRN:5870090187Semi-Detached House5 bedsBuilt 1900-1929
FreeholdCouncil Tax: Band FEPC: E (54)
Data freshness:Price Paid· freshPrice Paid: fresh, refreshed 5d ago (2026-11-01T14:06:36.427584+00:00)Planning· 5mo agoPlanning: stale, refreshed 5mo ago (2026-06-17T06:29:35.022259+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 (2026-10-06T08:24:30.427161+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
57
/ 100
Mixed
Verdict
yesterday
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
20 of 21 sourcesSale Estimate
£823,000
£781k - £864kHigh
Estimate
£823k
Range
£781k – £864k
Rent Estimate (pcm)
£3,050
£3k - £3k
Monthly
£3,050
Yield
4.45%
Verdict
Derived from HomePortfolio scores
20 Onslow Gardens earns an INVESTIGATE rating with HP Score 57/100. Investment score 60/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is limited (56/100). 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 company ownershipHM Land Registry covenantsHM Land Registry leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
57
HP Score
57/ 100
Mixed
60
Investment Score
60/ 100
Moderate
80
Crime Score
80/ 100
Elevated
56
Walkability
56/ 100
Moderate
Transit & Bike
Transit 53Bike 36
Walk Score, out of 100
Valuation & Market
Sale Estimate£823,000
Rent Estimate (pcm)£3,050
Gross Yield4.45%
1y Growth-
3y Growth-0.3%
5y Growth+0.1%
10y Growth+2.3%
Last Sold Price£725,000 (2017-08-22)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningModerate
- LandslideLow
- Air QualityLow
- NoiseLow
Planning Activity
Recent Apps
1SM6 9QN
Approval Rate
-12mo
Development
low
- PendingTREE2026/00136T1 - Beech - Crown reduce by 2.5m.
- PendingCLC2026/00194Application to clear condition 6 (Landscaping) of approved application DM2026/00600.
- PendingTREE2026/00129T1 - London Plane - Crown reduction by 1.5m to provide 2m clearance from the building and crown lift to 5.5m clearance over carriageway and 3.5m clearance over payment.
Ownership
- Corporate Ownership58.1%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease TypeFreehold
- Last Ownership Change2017-08-22
- SourceLand Registry
Connectivity
Broadband (Standard)
16 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£38,359
Population Density9,797 /km²
Owner Occupied53%
Age Distribution
0-15 23%16-64 64%65+ 13%
Schools Nearby
- Wood Field Primary School0.4 miArea grades2025
Inspected after Ofsted withdrew the single overall grade.
- Inspected by ISICollingwood School0.4 mi
- Bandon Hill Primary School0.5 miGood
- Foresters Primary School0.6 mi
Inspected as Foresters Primary School (URN 102986) on 8 Mar 2023
2 of 11 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 16 Onslow Gardens-£700k-
- 30 Onslow Gardens-£125k-
- 18 Onslow Gardens-£740k-
- 30 Onslow Gardens-£183k-