503 Block D, 5 Sumner Street, London, SE1 9RE
UPRN:10013531072Flat/Maisonette2 bedsBuilt 2007-2011
LeaseholdCouncil Tax: Band GEPC: B (82)
Data freshness:Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T08:34:46.773871+00:00)Ownership· freshOwnership: fresh, refreshed today (2026-11-10T16:58:56.927346+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· freshSchools: fresh, refreshed 5d ago (2026-11-05T17:42:09.721250+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
64
/ 100
Mixed
Verdict
today
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
20 of 21 sourcesSale Estimate
£1,249,000
£1.12M - £1.37MMedium
Estimate
£1.25M
Range
£1.12M – £1.37M
Rent Estimate (pcm)
£5,900
£5k - £6k
Monthly
£5,900
Yield
5.67%
Verdict
Derived from HomePortfolio scores
503 Block D earns an INVESTIGATE rating with HP Score 64/100. Investment score 70/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (95/100). 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 covenantsHM Land Registry leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
64
HP Score
64/ 100
Mixed
70
Investment Score
70/ 100
Moderate
100
Crime Score
100/ 100
Elevated
95
Walkability
95/ 100
Excellent
Transit & Bike
Transit 96Bike 73
Walk Score, out of 100
Valuation & Market
Sale Estimate£1,249,000
Rent Estimate (pcm)£5,900
Gross Yield5.67%
1y Growth-
3y Growth-7.8%
5y Growth-4.1%
10y Growth-1.2%
Last Sold Price£1,201,750 (2013-07-17)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseHigh
Planning Activity
Recent Apps
0SE1 9RE
Approval Rate
-12mo
Development
low
- Pending26/AP/3277Details of Condition 6 (Residential - internal noise levels) pursuant to planning permission 24/AP/3719 'Partial demolition of existing dilapidated structures within the curtilage of a listed building, installation of entrance gate between 57-59 Union Street, and associated facade repair work to the front and rear elevations of no. 59-61 Union Street. Erection of two four storey buildings, and an upwards extension to no. 57 Union Street to provide nine residential units, amenity space, refuse and bike stores, external plant, and external landscaping.'
- Pending26/AP/3262Details of condition 3 (Delivery and servicing plan) pursuant to planning permission 25/AP/2214 (Change of use of 7no. railway arches from sui generis use [car park] to use class B8 [storage or distribution] and/or use class E(g)(iii) [light industrial] and associated external alteration works including installation of roller shutters, steel doors and a pedestrian door; installation of replacement brick walls and concrete block walls; and installation of insulated roof panels.)
- Pending26/AP/3232Listed building consent for repairs and replacement windows and doors due to condition
Ownership
- Corporate Ownership24.4%
- Overseas OwnershipNo
- Lease Term Remaining999+ yrs
- CovenantsRestrictive
- Lease TypeLeasehold
- Last Ownership Change2013-07-17
- SourceLand Registry
Connectivity
Broadband (Standard)
19 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£43,006
Population Density8,220 /km²
Owner Occupied26%
Age Distribution
0-15 7%16-64 79%65+ 14%
Schools Nearby
- London Nautical, City of London Academy0.3 mi
Inspected as London Nautical School (URN 100642) on 22 Jun 2023
- Inspected by ISICity of London School0.3 mi
- Friars Primary Foundation School0.4 miGood
- Haberdashers' Borough Academy0.4 miGood
1 of 8 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- Block D, 5 Sumner Street-£850k-
- Block D, 5 Sumner Street-£888k-
- Block D, 5 Sumner Street-£1.07M-
- Block D, 5 Sumner Street-£815k-