Skip to property details

18 Derwent Close, Amersham, HP7 9PG

UPRN:100080499809Flat/Maisonette2 bedsBuilt 1976-1982
LeaseholdCouncil Tax: Band DEPC: D (59)
Data freshness:Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T09:39:37.245139+00:00)Ownership· freshOwnership: fresh, refreshed today (2026-11-10T15:24:33.045511+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 (2026-10-06T05:00:30.533230+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
18 Derwent Close, Amersham, HP7 9PG

HP Score

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

    Mixed signals - investigate

Evidence
20 of 21 sources
Sale Estimate
£300,000
£285k - £315kHigh
Estimate
£300k
Range
£285k – £315k
Rent Estimate (pcm)
£1,350
£1k - £1k
Monthly
£1,350
Yield
5.40%

Verdict

Derived from HomePortfolio scores

18 Derwent Close earns an INVESTIGATE rating with HP Score 67/100. Investment score 58/100 reflects moderate fundamentals. Crime intensity is low. Walkability is limited (37/100). 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
67/ 100
Mixed
Investment Score
58/ 100
Moderate
Crime Score
28/ 100
Moderate
Walkability
37/ 100
Mixed
Transit & Bike
Transit 11Bike 48
Walk Score, out of 100

Valuation & Market

Sale Estimate£300,000
Rent Estimate (pcm)£1,350
Gross Yield5.40%
1y Growth-17.4%
3y Growth-0.2%
5y Growth+1.9%
10y Growth+2.6%
Last Sold Price£270,000 (2021-02-26)

Risk Overview

  • Flood RiskUnknown
  • SubsidenceModerate
  • RadonLow
  • MiningLow
  • LandslideLow
  • Air QualityLow
  • NoiseModerate

Planning Activity

Recent Apps
0HP7 9PG
Approval Rate
-12mo
Development
low
  • PL/26/07930/FA
    Partial demolition, alterations and extensions to the existing dwelling; subdivision of the plot, erection of a new detached family dwelling, along with access, parking, landscaping and ancillary works.
    Pending
  • PL/26/08238/PNE
    Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of Schedule 2 Class A for: single storey rear extension (depth extending from the original rear wall of 6 metres, maximum height 3 metres, eaves height 2.8 metres).
    Pending
  • PL/26/08135/VRC
    Variation of conditions 2 (materials) and 5 (approved plans) of planning approval PL/25/1995/FA (Part 2 storey, part single storey rear extension, addition of cladding to 1st floor and part conversion of garage to habitable use) to allow for change of facade
    Pending

Ownership

  • Corporate Ownership58.3%
  • Overseas OwnershipNo
  • Lease Term Remaining89 yrs
  • CovenantsRestrictive
  • Lease TypeLeasehold
  • Last Ownership Change2021-02-26
  • SourceLand Registry

Connectivity

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

Area Profile

Median EarningsLocal authority£35,937
Population Density-
Owner Occupied54%
Age Distribution
0-15 26%16-64 61%65+ 13%

Schools Nearby

  • Chalfont Valley E-ACT Primary Academy
    0.2 mi
    Good
  • Dr Challoner's High School
    0.3 mi
    Outstanding
  • Stony Dean School
    0.5 mi
    -
  • St George's Church of England Infant School
    0.7 mi
    Good

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

Comparables

View All
  • 7 Derwent Close
    -
    £200k
    -
  • 2 Derwent Close
    -
    £210k
    -
  • 21 Derwent Close
    -
    £220k
    -
  • 17 Derwent Close
    -
    £225k
    -