23 Park Mansions, Knightsbridge, London, SW1X 7QS
UPRN:200001093704Purpose Built Flat1 bedsBuilt 1900-1929
LeaseholdCouncil Tax: -EPC: C (69)
Data freshness:Listing· 7mo agoListing: stale, refreshed 7mo ago (2026-04-11T23:02:55.458584+00:00)Price Paid· freshPrice Paid: fresh, refreshed 4d ago (2026-11-01T11:24:58.253253+00:00)Planning· 4mo agoPlanning: stale, refreshed 4mo ago (2026-07-10T08:58:15.288573+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 refresh
HP Score
64
/ 100
Mixed
Verdict
today
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
19 of 21 sourcesSale Estimate
£1,170,000
£936k - £1.41MLow
Estimate
£1.17M
Range
£936k – £1.41M
Rent Estimate (pcm)
£4,950
£5k - £5k
Monthly
£4,950
Yield
5.08%
Verdict
Derived from HomePortfolio scores
23 Park Mansions earns an INVESTIGATE rating with HP Score 64/100. Investment score 64/100 reflects moderate fundamentals. Crime intensity is elevated. Walkability is excellent (99/100). 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 leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
64
HP Score
64/ 100
Mixed
64
Investment Score
64/ 100
Moderate
100
Crime Score
100/ 100
Elevated
99
Walkability
99/ 100
Excellent
Transit & Bike
Transit 84Bike 74
Walk Score, out of 100
Valuation & Market
Sale Estimate£1,170,000
Rent Estimate (pcm)£4,950
Gross Yield5.08%
1y Growth-
3y Growth+6.5%
5y Growth+8.8%
10y Growth+3.3%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseHigh
Planning Activity
Recent Apps
0SW1X 7QS
Approval Rate
-12mo
Development
low
- Pending26/07298/FULLReplacement water tank room at roof level.
- Pending26/07271/FULLInstallation of temporary marquee structure on the gravelled terrace above basement level.
- Pending26/07272/LBCInstallation of 1 temporary structures (marquee) on the gravelled terrace above basement level. (Linked with 26/07271/FULL)
Ownership
- Corporate Ownership29.9%
- Overseas OwnershipNo
- Lease Term Remaining225 yrs
- CovenantsNone
- Lease TypeLeasehold
- Last Ownership Change-
- SourceLand Registry
Connectivity
Broadband (Standard)
17 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£45,172
Population Density-
Owner Occupied46%
Age Distribution
0-15 15%16-64 75%65+ 10%
Schools Nearby
- Inspected by ISICaelum House School0.1 mi
- Hill House School0.4 miOutstanding
- Inspected by ISIMore House School0.4 mi
- Inspected by ISIKnightsbridge School0.4 mi
1 of 4 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- Park Mansions Park Mansions-£1.70M-
- Park Mansions Park Mansions-£760k-
- Park Mansions Knightsbridge-£1.85M-
- Park Mansions Knightsbridge-£200k-