« Sold prices in SW3

100, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ

£7,000,000
Last sale price
Sept 2021
Last sold
4
Records at this address

Energy performance

B
EPC energy rating
51 m²
Total floor area
£137,255/m²
Price per m² (last sale)
0.9 t
CO₂ per year

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Energy performance data © Crown copyright, from the Energy Performance of Buildings Register, licensed under the Open Government Licence v3.0. Assessed Jul 2024.

Approximate location (postcode centre). Map data © OpenStreetMap contributors.

Local planning constraints

Conservation areaChelsea

Planning designations from planning.data.gov.uk and Environment Agency flood-risk data, © Crown copyright and database right, under the Open Government Licence v3.0. Coverage is incomplete and depends on the local authority — absence here does not guarantee a property is unaffected. Always check official sources.

How this compares

Averages cover every recorded sale in SW3 6NJ (2015–2025) and are not adjusted for house-price changes over that period — where the market has risen, older sales pull the average below today’s values, so treat this as a rough guide rather than a like-for-like comparison.

£4,064,545
Average in SW3 6NJ (2015–2025)
£4,064,545
Average on SYDNEY STREET (2015–2025)
+72%
above postcode average

Full transaction history

This address covers more than one registered unit or interest (for example separate flats, or a leasehold and the freehold). The Property column shows each one. These are separate Land Registry entries, not repeat sales of one home.

PropertyDate soldPrice paidProperty typeTenureNew build
APARTMENT 2, 1001 September 2021£7,000,000Flat/MaisonetteLeaseholdYes
APARTMENT 6, 10026 November 2020£6,350,000Flat/MaisonetteLeaseholdYes
APARTMENT 4, 10015 April 2020£6,245,000Flat/MaisonetteLeaseholdYes
APARTMENT 5, 10023 December 2019£5,000,000Flat/MaisonetteLeaseholdYes

Recent sales nearby

£3,850,000
APARTMENT 5, ALAMEDA HOUSE, 100, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ
Flat/MaisonetteMay 2025
£1,050,000
90, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ
Flat/MaisonetteOct 2024
£4,250,000
80, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ
TerracedMar 2022
£1,615,000
FLAT C, 72, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ
Flat/MaisonetteSept 2021
£15,000
70, SYDNEY STREET, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW3 6NJ
OtherFeb 2020

More sold prices in SW3 Sold prices in LONDON