Basement Floor and Ground Floor Maisonette, 109 Park Street, London, W1K 7JF

UPRN:10033540809-Beds -Built -

Tenure: -Council Tax: -EPC: -

Data freshness:Planning· 4mo agoOwnership· freshRisk· 5mo agoConnectivity· 1mo agoSchools· 1mo agoAmenities· 2mo agoArea· Census 2021

Basement Floor and Ground Floor Maisonette, 109 Park Street, London, W1K 7JF

HP Score

/ 100

Mixed

Verdict

3 days ago

Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate

Evidence

16 of 21 sources

Sale Estimate

-- - --

Rent Estimate (pcm)

-- - --

Verdict

Derived from HomePortfolio scores

Basement Floor and Ground Floor Maisonette earns an INVESTIGATE rating with HP Score 62/100. Crime intensity is elevated. Walkability is excellent (100/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Every figure here comes from the live HomePortfolio API; anything it does not publish is left out.

Key SourcesPortal listingsOfcom Connected NationsOfcom mobile coverageDefra 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 leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS

HP Score

62/ 100

Mixed

Investment Score

No data

100

Crime Score

100/ 100

Elevated

100

Walkability

100/ 100

Excellent

Transit & Bike

Transit 82Bike 75

Walk Score, out of 100

Opportunity

Not scored as an opportunity

We will not put a number on this one.

headline score requires valuation_edge (no market estimate available)
headline score requires rental_economics (no rent estimate available)

What we could establish

Risk & liquidity9/15
35 sales/12mo in area
- property_intelligencetransactions_12mo

Withholding a score is deliberate. A number built on missing or stale inputs would look more certain than the evidence allows.

Evidence

Where every number comes from

portal_listingsprice_changes + first_published_dateSeller motivation · as of 3 Nov 2026
property_intelligencetransactions_12moRisk & liquidity

Sold comparables in depth Valuation methodology

Risks

What could kill this deal

Score confidence is low
largely a single source - treat the number as a prompt, not a conclusion
Valuation edge could not be scored
no market estimate available
Rental economics could not be scored
no rent estimate available

Plan

Before you offer

1. Ask the agent why the price was reduced and whether a previous sale fell through.
1 price cut(s) recorded on the listing history.
2. Fill the valuation edge gap before relying on the score.
no market estimate available
3. Fill the rental economics gap before relying on the score.
no rent estimate available
4. Fill the stress margin gap before relying on the score.
no rent to stress

Valuation & Market

Sale Estimate-

Rent Estimate (pcm)-

Gross Yield-

1y Growth-

3y Growth-7.1%

5y Growth+2.9%

10y Growth-0.5%

Last Sold Price-

View Market Details

Risk Overview

Flood RiskUnknown
SubsidenceSignificant
RadonLow
MiningUnknown
LandslideLow
Air QualityLow
NoiseHigh

View Full Risk Report

Planning Activity

Recent Apps

0W1K 7JF

Approval Rate

-12mo

Development

low

26/07410/FULL
Alterations to the existing basement to Level 06, and an extension of the existing building to provide an additional floor of new office (Class E(g)(i)) floorspace, including a new roof level terrace and plant room; public realm and associated works.
Pending
26/07415/FULL
Amalgamation of Flats 3 and 4 (Use Class C3) to form one single dwelling (Use Class C3) including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces, new plant and other associated works. (Linked with 26/07416/LBC)
Pending
26/07420/COGADF
Details of each proposed sculpture by way of drawings, photographs and artists CV pursuant to condition 3 of planning permission dated 30.09.2025 (RN:25/05296/COFUL)
Pending

View Planning Timeline