80 Sydney Street, London, SW3 6NJ
UPRN:217085333Terrace Property4 bedsBuilt before 1900
FreeholdCouncil Tax: Band HEPC: D (67)
Data freshness:Price Paid· freshPrice Paid: fresh, refreshed 5d ago (2026-11-01T12:48:28.390450+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T08:38:52.710693+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 yesterday (2026-11-05T17:42:09.721250+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
66
/ 100
Mixed
Verdict
today
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
20 of 21 sourcesSale Estimate
£4,271,000
£4.06M - £4.49MHigh
Estimate
£4.27M
Range
£4.06M – £4.49M
Rent Estimate (pcm)
£14,750
£13k - £16k
Monthly
£14,750
Yield
4.14%
Verdict
Derived from HomePortfolio scores
80 Sydney Street earns an INVESTIGATE rating with HP Score 66/100. Investment score 68/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (99/100). 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
66
HP Score
66/ 100
Mixed
68
Investment Score
68/ 100
Moderate
89
Crime Score
89/ 100
Elevated
99
Walkability
99/ 100
Excellent
Transit & Bike
Transit 70Bike 69
Walk Score, out of 100
Valuation & Market
Sale Estimate£4,271,000
Rent Estimate (pcm)£14,750
Gross Yield4.14%
1y Growth+266.7%
3y Growth-9.5%
5y Growth-4.5%
10y Growth-2.4%
Last Sold Price£4,250,000 (2022-03-15)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
Recent Apps
0SW3 6NJ
Approval Rate
-12mo
Development
low
- Pending2026/2950Details of written scheme of investigation; cycle parking details; CEMP; BNG plan and statutory metric; future district heating network connection feasibility study, obscure glazing and site levels pursuant to conditions 3, 11, 20, 23, 25, 46 and 48 of planning permission dated 11/06/2026 ref 2025/0799 (Erection of a two-storey extension above the front part of the southern building facing Howie Street and the erection of a part four and part eight storey extension to the central and northern part of the building fronting Elcho Street including a new basement, to provide additional floor space (Use Class E(g)(ii)(Research and development of products or processes)) and associated ancillary floorspace.)
- Pending2026/2954Installation of replacement two external air conditioning units to the rear.
- Pending2026/2951Installation of boreholes, pipework and associated infrastructure in connection with an Open Loop Water Source Heat Pump (WSHP) system.
Ownership
- Corporate Ownership32.6%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease TypeFreehold
- Last Ownership Change2022-03-15
- SourceLand Registry
Connectivity
Broadband (Standard)
12 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£46,690
Population Density6,704 /km²
Owner Occupied50%
Age Distribution
0-15 15%16-64 66%65+ 19%
Schools Nearby
- Oratory Roman Catholic Primary School0.1 miOutstanding
- -Institute of Cancer Research0.2 mi
- Inspected by ISIFrancis Holland Preparatory School0.2 mi
- Chelsea Open Air Nursery School0.3 miOutstanding
3 of 7 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- Alameda House, 100 Sydney Street-£3.85M-
- 90 Sydney Street-£1.05M-
- Alameda House, 100 Sydney Street-£4.10M-
- Alameda House, 100 Sydney Street-£6.88M-