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Chestnut Mount, 77 Allum Lane, Elstree, Borehamwood, WD6 3NN

UPRN:10034165002Detached House6 bedsBuilt 1900-1929
FreeholdCouncil Tax: Band HEPC: D (64)
Data freshness:Planning· 2mo agoPlanning: ageing, refreshed 2mo ago (2026-08-27T13:09:10.255145+00:00)Ownership· 1mo agoOwnership: ageing, refreshed 1mo ago (2026-10-10T17:31:52.465470+00:00)EPC· 4mo agoEPC: stale, refreshed 4mo ago (2026-07-01T02:04:50.057738+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 refresh
Chestnut Mount, 77 Allum Lane, Elstree, Borehamwood, WD6 3NN

HP Score

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

    Mixed signals - investigate

Evidence
17 of 21 sources
Sale Estimate
£1,713,000
£1.63M - £1.80MHigh
Estimate
£1.71M
Range
£1.63M – £1.80M
Rent Estimate (pcm)
£6,250
£6k - £7k
Monthly
£6,250
Yield
4.38%

Verdict

Derived from HomePortfolio scores

Chestnut Mount earns an INVESTIGATE rating with HP Score 74/100. Investment score 60/100 reflects moderate fundamentals. Crime intensity is low. Walkability is limited (64/100). 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 covenantsHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
HP Score
74/ 100
Mixed
Investment Score
60/ 100
Moderate
Crime Score
18/ 100
Moderate
Walkability
64/ 100
Moderate
Transit & Bike
Transit 8Bike 43
Walk Score, out of 100

Valuation & Market

Sale Estimate£1,713,000
Rent Estimate (pcm)£6,250
Gross Yield4.38%
1y Growth-
3y Growth-3.8%
5y Growth-0.7%
10y Growth+1.2%
Last Sold Price-

Risk Overview

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

Planning Activity

Recent Apps
1WD6 3NN
Approval Rate
100%12mo
Development
low
  • 26/1554/TPO
    T1 - Oak tree - is roughly 20m wide and will be 16m wide after pruning. Roughly 18m in height and will be 16m after pruning. T2 - Lime tree - is estimated to be 20m tall by 15m and should be roughly 17m tall after pruning and 12m wide after pruning.
    Pending
  • 26/1518/HSE
    Conversion of garage to habitable space including removal of garage door and replacement window. Replacement roof to include 6x roof lights and decorative chimney stack. Alterations to external materials and fenestration.
    Pending
  • 26/1482/TPO
    T4 - (T1 on sketch) Ash tree in rear garden. Cut back long low level branches that overhang the lawn area of our property. Retain the existing height of the tree at approximately 15m and reduce the spread to approximately 6m.
    Pending

Ownership

  • Corporate Ownership73.5%
  • Overseas OwnershipNo
  • Lease Term Remaining-
  • CovenantsRestrictive
  • Lease TypeFreehold
  • Last Ownership Change-
  • SourceLand Registry

Connectivity

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

Area Profile

Median EarningsLocal authority£36,159
Population Density879 /km²
Owner Occupied70%
Age Distribution
0-15 22%16-64 62%65+ 16%

Schools Nearby

  • Haberdashers' Boys' School
    1.0 mi
    Inspected by ISI
  • Haberdashers' Girls' School
    1.0 mi
    Inspected by ISI
  • Meryfield Primary School
    1.1 mi
    Good
  • Summerswood Primary School
    1.1 mi
    Requires improvementConcerns

3 of 11 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.

Comparables

View All
  • 79 Allum Lane
    -
    £2.10M
    -