1 Zinnia Mansions, 7 Olympic Park Avenue, London, E20 1FR
UPRN:10090758984Flat/MaisonetteBeds -Built 2007-2011
Tenure: -Council Tax: Band DEPC: B (81)
Data freshness:Listing· 8mo agoListing: stale, refreshed 8mo ago (2026-03-19T13:52:17.943725+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T09:37:28.044726+00:00)Ownership· 1mo agoOwnership: ageing, refreshed 1mo ago (2026-10-10T17:38:42.979350+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· 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
5 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
18 of 21 sourcesSale Estimate
£461,000
£369k - £553kLow
Estimate
£461k
Range
£369k – £553k
Rent Estimate (pcm)
£2,300
£2k - £3k
Monthly
£2,300
Yield
5.99%
Verdict
Derived from HomePortfolio scores
1 Zinnia Mansions earns an INVESTIGATE rating with HP Score 67/100. Investment score 72/100 reflects strong fundamentals. Crime intensity is elevated. Walkability is good (75/100). 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 leasesPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
67
HP Score
67/ 100
Mixed
72
Investment Score
72/ 100
High
70
Crime Score
70/ 100
Elevated
75
Walkability
75/ 100
High
Transit & Bike
Transit 50Bike 73
Walk Score, out of 100
Valuation & Market
Sale Estimate£461,000
Rent Estimate (pcm)£2,300
Gross Yield5.99%
1y Growth-
3y Growth+7.4%
5y Growth+12.1%
10y Growth+0.7%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
Recent Apps
0E20 1FR
Approval Rate
-12mo
Development
low
- Pending26/02281/FULInstallation of Brise Soleil and alterations to the existing Juliet balcony railings.
- Pending26/02217/ADVDisplay of 1 internally illuminated fascia sign and 1 interally illuminated lightbox sign.
- PendingPA/26/01597/SApplication for Non-Material amendment to planning permission ref: PA/25/00874, Dated 18/12/2025. Non Material amendment(s) Sought: Application under Section 96A for a Non-Material Amendment to vary Conditions 2 of Planning Permission C. The proposed design changes include: Amend the approved roof to the North Entrance from glass to three fixed rooflights, amendments to the roof structure including additional rooflight and insulation, extend the terrace roof structure and change in material from glass to polycarbonate, new external fire staircase in enclosed structure, alterations to the door arrangements and straightening of eastern wall elevation.
Ownership
- Corporate Ownership0.5%
- Overseas OwnershipNo
- Lease Term Remaining-
- 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£36,080
Population Density-
Owner Occupied15%
Age Distribution
0-15 11%16-64 88%65+ 1%
Schools Nearby
- -Mossbourne Riverside Academy0.3 mi
- Harris Academy Chobham0.3 miArea grades2025
Inspected after Ofsted withdrew the single overall grade.
- Gainsborough Primary School0.5 miGood
- Ronald Openshaw Nursery School0.6 miOutstanding
4 of 8 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.