Flat 511, East Block, Forum Magnum Square, London, SE1 7GN
UPRN:200000489135Flat/Maisonette2 bedsBuilt 1930-1949
LeaseholdCouncil Tax: Band FEPC: D (65)
Data freshness:Price Paid· freshPrice Paid: fresh, refreshed 4d ago (2026-11-01T11:19:34.171731+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T09:52:22.961942+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
62
/ 100
Mixed
Verdict
4 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
19 of 21 sourcesSale Estimate
£817,000
£777k - £858kHigh
Estimate
£817k
Range
£777k – £858k
Rent Estimate (pcm)
£3,850
£4k - £4k
Monthly
£3,850
Yield
5.65%
Verdict
Derived from HomePortfolio scores
Flat 511 earns an INVESTIGATE rating with HP Score 62/100. Investment score 61/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (98/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Tenure is leasehold. 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 leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
62
HP Score
62/ 100
Mixed
61
Investment Score
61/ 100
Moderate
100
Crime Score
100/ 100
Elevated
98
Walkability
98/ 100
Excellent
Transit & Bike
Transit 100Bike 76
Walk Score, out of 100
Valuation & Market
Sale Estimate£817,000
Rent Estimate (pcm)£3,850
Gross Yield5.65%
1y Growth-
3y Growth-7.8%
5y Growth-4.1%
10y Growth-1.2%
Last Sold Price£352,500 (2000-06-30)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
Recent Apps
0SE1 7GN
Approval Rate
-12mo
Development
low
- Pending26/07336/LBCInstallation of replacement timber handrail and brackets to one flight of main staircase within hotel.
- Pending26/07345/CLOPUDInstallation of Solar Gard Stainless Steel 20 solar control film to the internal face of the existing fifth-floor glazing.
- Pending26/AP/3167T1A London Plane (x1) - Reduce the crown back to previous, most recent points of reduction, with retention of knuckles. By 5m in height and 3m in width to a final height of 16m and a final width of 5m.
Ownership
- Corporate Ownership24.3%
- Overseas OwnershipNo
- Lease Term Remaining999+ yrs
- CovenantsNone
- Lease TypeLeasehold
- Last Ownership Change2000-06-30
- SourceLand Registry
Connectivity
Broadband (Standard)
15 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£43,666
Population Density-
Owner Occupied21%
Age Distribution
0-15 7%16-64 89%65+ 4%
Schools Nearby
- Inspected by ISIDLD College0.2 mi
- Evelina Hospital School0.3 miOutstanding
- -King's College London0.3 mi
- -Oasis Academy South Bank Primary0.4 mi
1 of 5 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- East Block Forum Magnum Square-£700k-
- East Block Forum Magnum Square-£675k-
- East Block Forum Magnum Square-£1.50M-
- East Block Forum Magnum Square-£800k-