Flat 7, Quassia House, 36 Thonrey Close, London, NW9 4EE
UPRN:10093992002Flat/Maisonette3 bedsBuilt -
LeaseholdCouncil Tax: Band EEPC: B (86)
Data freshness:Listing· 8mo agoListing: stale, refreshed 8mo ago (2026-03-19T13:52:17.943725+00:00)Price Paid· freshPrice Paid: fresh, refreshed 3d ago (2026-11-01T10:00:48.330989+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T09:12:08.706938+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 refreshCouncil Tax· 4mo agoCouncil Tax: stale, refreshed 4mo ago (2026-07-11T10:03:02.717914+00:00)
HP Score
72
/ 100
Mixed
Verdict
3 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
20 of 21 sourcesSale Estimate
£594,000
£564k - £624kHigh
Estimate
£594k
Range
£564k – £624k
Rent Estimate (pcm)
£3,050
£3k - £3k
Monthly
£3,050
Yield
6.16%
Verdict
Derived from HomePortfolio scores
Flat 7 earns an INVESTIGATE rating with HP Score 72/100. Investment score 68/100 reflects moderate fundamentals. Crime intensity is low. Walkability is limited (39/100). 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
72
HP Score
72/ 100
Mixed
68
Investment Score
68/ 100
Moderate
18
Crime Score
18/ 100
Moderate
39
Walkability
39/ 100
Mixed
Transit & Bike
Transit 48Bike 41
Walk Score, out of 100
Valuation & Market
Sale Estimate£594,000
Rent Estimate (pcm)£3,050
Gross Yield6.16%
1y Growth-
3y Growth-4.0%
5y Growth-1.2%
10y Growth+0.7%
Last Sold Price£546,670 (2019-05-10)
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseHigh
Planning Activity
Recent Apps
0NW9 4EE
Approval Rate
-12mo
Development
low
- Pending26/3905/ADVInstallation of internally illuminated suspended entrance sign
- Pending26/3898/FULReplacement of the existing main roof covering. Installation of a permanent roof edge protection system. Repairs to rainwater goods. Adaptations to the existing lightning protection system to accommodate roof changes. Provision of infrastructure to facilitate the future installation of photovoltaic (PV) solar panels. Improved main roof access via a staircase rather than existing hooped ladders.
- Pending26/3858/HSESingle storey rear extension. New front porch
Ownership
- Corporate Ownership34.1%
- Overseas OwnershipNo
- Lease Term Remaining999+ yrs
- CovenantsRestrictive
- Lease TypeLeasehold
- Last Ownership Change2019-05-10
- SourceLand Registry
Connectivity
Broadband (Standard)
28 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£39,239
Population Density9,098 /km²
Owner Occupied50%
Age Distribution
0-15 17%16-64 78%65+ 5%
Schools Nearby
- Inspected by ISINorth London Grammar School0.3 mi
- Colindale Primary School0.3 miGood
- -Beis Yaakov Primary School0.5 mi
- Saracens High School0.5 miGood
5 of 11 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- Quassia House 36 Thonrey Close-£635k-
- Quassia House, 36 Thonrey Close-£610k-
- Quassia House, 36 Thonrey Close-£615k-
- Quassia House, 36 Thonrey Close-£380k-