House Price Finder
Home›SW1X›1, APARTMENT 9, WILLIAM STREET

1, APARTMENT 9, WILLIAM STREET

SW1X 9HLKnightsbridge & Belgravia
£1,500,000↓ 90%
Flat · Leasehold · sold 20-01-2026
5 sales
Property Valuation
Estimate based on nearby comparable sales
Schools
5 nearby
Nearest 0.4 mi
Safety Index
0
High Risk
EPC Rating
N/A
Not available
Broadband
100%
Gigabit available
Council Tax
Westminster
Band D ref: £1,049.55

Sale History

5
Latest Transaction
20-01-2026
Flat · Leasehold
£1,500,000
Previous Sale
21-11-2025
Flat · Leasehold
£23,250,000
Previous Sale
30-09-2025
Flat · Leasehold
£2,550,000
Previous Sale
12-03-2024
Flat · Leasehold
£2,650,000
Initial Purchase
29-09-2023
Flat · Leasehold
£15,200,000

EPC Energy Rating

No EPC certificate found.

SW1X 9HL · Knightsbridge & Belgravia

Key Facts

Last sold£1,500,000
Date20-01-2026
Total sales5

Internet & Broadband

Gigabit (1Gbps+)100%
Ultrafast (100Mbps+)100%
Superfast (30Mbps+)100%
BTSkyVirgin MediaTalkTalkVodafoneEEHyperopticCommunity Fibre
Ofcom Connected Nations 2025

Area Overview

PostcodeSW1X
WardKnightsbridge & Belgravia
CouncilWestminster
View SW1X Area Data →
Local Education Hub
Top performing schools nearby
School NameOfsted RatingTypeDistance
Holy Trinity CofE Primary School
GoodPrimary0.6 mi
More House School
Not ratedNot applicable0.4 mi
Hill House School
Not ratedNot applicable0.4 mi
Knightsbridge School
Not ratedNot applicable0.4 mi
Sussex House School
Not ratedNot applicable0.6 mi
Crime Statistics
1716 incidents/month · Data from police.uk
Shoplifting320
Other Theft311
Theft From The Person278
Violent Crime258
Anti Social Behaviour245
Public Order100
Vehicle Crime62
Robbery49

Nearby Sales

3
AddressDateTypePrice
1, APARTMENT 6, WILLIAM STREET21-11-2025Flat£23,250,000
1, APARTMENT 7, WILLIAM STREET12-03-2024Flat£2,650,000
1, APARTMENT 4, WILLIAM STREET29-09-2023Flat£15,200,000