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40 Martlesham Walk, London, NW9 5BF

UPRN:200197246Purpose Built Flat1 bedsBuilt 2003-2006
LeaseholdCouncil Tax: Band BEPC: C (70)
Data freshness:Price Paid· freshPrice Paid: fresh, refreshed 4d ago (2026-11-01T12:04:40.939277+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T08:26:42.560392+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 (2026-07-11T09:59:01.873612+00:00)
40 Martlesham Walk, London, NW9 5BF

HP Score

Mixed
Verdict
today
  • Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.

    Mixed signals - investigate

Evidence
20 of 21 sources
Sale Estimate
£275,000
£261k - £288kHigh
Estimate
£275k
Range
£261k – £288k
Rent Estimate (pcm)
£1,400
£1k - £2k
Monthly
£1,400
Yield
6.11%

Verdict

Derived from HomePortfolio scores

40 Martlesham Walk earns an INVESTIGATE rating with HP Score 70/100. Investment score 63/100 reflects moderate fundamentals. Crime intensity is low. Walkability is limited (63/100). 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
HP Score
70/ 100
Mixed
Investment Score
63/ 100
Moderate
Crime Score
26/ 100
Moderate
Walkability
63/ 100
Moderate
Transit & Bike
Transit 38Bike 48
Walk Score, out of 100

Valuation & Market

Sale Estimate£275,000
Rent Estimate (pcm)£1,400
Gross Yield6.11%
1y Growth-
3y Growth-4.0%
5y Growth-1.2%
10y Growth+0.7%
Last Sold Price£160,000 (2010-11-05)

Risk Overview

  • Flood RiskUnknown
  • SubsidenceSignificant
  • RadonLow
  • MiningUnknown
  • LandslideLow
  • Air QualityLow
  • NoiseLow

Planning Activity

Recent Apps
0NW9 5BF
Approval Rate
-12mo
Development
low
  • 26/3904/192
    Alterations and extension to roof including part gable wall and increased the width of existing dormer window
    Pending
  • 26/3905/ADV
    Installation of internally illuminated suspended entrance sign
    Pending
  • 26/3898/FUL
    Replacement 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.
    Pending

Ownership

  • Corporate Ownership34.1%
  • Overseas OwnershipNo
  • Lease Term Remaining101 yrs
  • CovenantsRestrictive
  • Lease TypeLeasehold
  • Last Ownership Change2010-11-05
  • SourceLand Registry

Connectivity

Broadband (Standard)
6 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-

Area Profile

Median EarningsLocal authority£39,239
Population Density14,080 /km²
Owner Occupied25%
Age Distribution
0-15 20%16-64 73%65+ 7%

Schools Nearby

  • Saracens High School
    0.3 mi
    Good
  • Goldbeaters Primary School
    0.3 mi
    Outstanding
  • The Annunciation Catholic Infant School
    0.3 mi
    Good
  • Blessed Dominic Catholic Primary School
    0.5 mi
    -

6 of 13 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.

Comparables

View All
  • 35 Martlesham Walk
    -
    £265k
    -
  • 100 Martlesham Walk
    -
    £31k
    -
  • 49 Martlesham Walk
    -
    £335k
    -
  • 10 Martlesham Walk
    -
    £265k
    -