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9B Northwick Avenue, Harrow, HA3 0AA

UPRN:202152054Semi-Detached House3 bedsBuilt 1976-1982
FreeholdCouncil Tax: Band DEPC: C (72)
Data freshness:Listing· 8mo agoListing: stale, refreshed 8mo ago (2026-03-23T08:38:43.027431+00:00)Ownership· freshOwnership: fresh, refreshed 2d ago (2026-11-06T18:07:06.173431+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· 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 refreshCouncil Tax· 6mo agoCouncil Tax: stale, refreshed 6mo ago (2026-05-20T09:33:12.870431+00:00)
9B Northwick Avenue, Harrow, HA3 0AA

HP Score

Mixed
Verdict
2 days ago
  • Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.

    Mixed signals - investigate

Evidence
18 of 21 sources
Sale Estimate
£528,000
£501k - £554kHigh
Estimate
£528k
Range
£501k – £554k
Rent Estimate (pcm)
£2,400
£2k - £3k
Monthly
£2,400
Yield
5.45%

Verdict

Derived from HomePortfolio scores

9B Northwick Avenue earns an INVESTIGATE rating with HP Score 59/100. Investment score 68/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is good (74/100). 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)Defra 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 Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
HP Score
59/ 100
Mixed
Investment Score
68/ 100
Moderate
Crime Score
100/ 100
Elevated
Walkability
74/ 100
High
Transit & Bike
Transit 66Bike 62
Walk Score, out of 100

Valuation & Market

Sale Estimate£528,000
Rent Estimate (pcm)£2,400
Gross Yield5.45%
1y Growth-
3y Growth+0.0%
5y Growth+1.2%
10y Growth+2.6%
Last Sold Price-

Risk Overview

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

Planning Activity

Recent Apps
0HA3 0AA
Approval Rate
-12mo
Development
low
  • 26/2719
    Demolition of existing open porch,rear garage and rear extension and proposed part single part two-storey side-to-rear extension and front porch extension to dwellinghouse
    Pending
  • 26/2687
    Erection of single storey rear extension, conversion of garage into habitable space with conversion of garage door with window, replacement of existing roof tiles and white uPVC windows, 1x front rooflight and a single storey outbuilding in rear garden to dwellinghouse.
    Pending
  • 26/2669
    Change of use from single dwellinghouse into 6x bed, 6x person HMO with conversion of garage into habitable room, erection of single-storey rear extension, hip-to-gable roof end, rear dormer extension and 2x front rooflights and refuse and cycle storages spaces and landscaping to front and rear gardens.
    Pending

Ownership

  • Corporate Ownership67%
  • Overseas OwnershipNo
  • Lease Term Remaining-
  • CovenantsRestrictive
  • Lease TypeFreehold
  • Last Ownership Change-
  • SourceLand Registry

Connectivity

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

Area Profile

Median EarningsLocal authority£34,871
Population Density-
Owner Occupied29%
Age Distribution
0-15 13%16-64 78%65+ 9%

Schools Nearby

  • Harmony Primary School
    0.1 mi
    Inspected by ISI
  • Harrow High School
    0.2 mi
    Good
  • Heartwood House
    0.4 mi
    Inspected by ISI
  • Saint Jerome Church of England Bilingual School
    0.5 mi
    Good

2 of 9 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.

Comparables

View All
  • 17 Northwick Avenue
    -
    £833k
    -
  • 19 Northwick Avenue
    -
    £800k
    -
  • 51 Northwick Avenue
    -
    £655k
    -
  • 1 Northwick Avenue
    -
    £656k
    -