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Sydney Street, London

MyStreetCheck free street report: Sydney Street, London · 31 October 2026 · www.mystreetcheck.co.uk/london-greater-london/sydney-street/

House prices, sold prices and local information for SW3 6NJ, SW3 6PU, SW3 6PP.

Average price (last 12 months)
£3,210,000
2 sales
Average price (since 2016)
£3,119,748
35 sales
Price range
£550k – £7m
lowest to highest sale
Last sale
2 Jun 2026
SW3 6PP

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At a glance

House prices£3.21m average325% above the London average CrimeLower than averageLower crime than about 80% of neighbourhoods in England DeprivationLess deprived than mostDecile 9 of 10 (10 = least deprived) Nearest station5 min walkSouth Kensington Underground Station Schools2 rated Good or betterWithin 1.5 miles, 1 Outstanding Ultrafast broadband99% of homesNational average 80% Freehold or leasehold64% leaseholdAcross 45 Land Registry sales Conservation areaChecking…Planning designations Green beltChecking…Planning designations Listed buildingsChecking…Within about 200 m Planning applicationsChecking…Within 500 m, last 90 days

35 property sales on Sydney Street, London have been recorded by HM Land Registry since 2016. In the last 12 months 2 homes sold here for an average of £3,210,000. Most sales here are flat homes, which have sold for an average of £2,685,047. That is 325% above the London average of £755,818 over the same period. 1 home here has sold more than once since 2016; 1 of them sold for more the second time. By property type, sales here have been 71% flat, 29% terraced. Recorded sale prices on Sydney Street range from £550,000 to £7,000,000. 36% of homes sold here were freehold and 64% leasehold.

House prices on Sydney Street compared

Sydney Street£3,210,000
SW3 postcode area£2,108,017
London£755,818
England & Wales£358,701

Average sale price over the last 12 months. See all SW3 house prices.

Average sale price by year

2016: £3,500,000 (3 sales)2016£3.5m2017: £2,340,000 (2 sales)2017£2.34m2018: £2,356,667 (3 sales)2018£2.36m2019: £5,000,000 (1 sales)2019£5m2020: £3,715,833 (6 sales)2020£3.72m2021: £3,655,000 (3 sales)2021£3.66m2022: £3,126,464 (9 sales)2022£3.13m2023: £4,100,000 (1 sales)2023£4.1m2024: £1,725,000 (2 sales)2024£1.73m2025: £2,880,750 (4 sales)2025£2.88m2026: £1,470,000 (1 sales)2026£1.47m

Tenure: 36% freehold and 64% leasehold across 45 recorded sales. Lease extension calculator.

Prices by property type

TypeSalesAverage priceLast sold
Flat25£2,685,0472 Jun 2026
Terraced10£4,206,50016 Dec 2025

Sold prices on Sydney Street

AddressDatePriceTypeTenure
36, Sydney Street SW3 6PP 2 Jun 2026£1,470,000 FlatLeasehold
15, Sydney Street SW3 6PU 16 Dec 2025£4,950,000 TerracedFreehold
Basement Flat, 10, Sydney Street SW3 6PP 22 Aug 2025£1,390,000 FlatLeasehold
58, Sydney Street SW3 6PS 1 Aug 2025£2,950,000 TerracedFreehold
Flat 3, 39, Sydney Street SW3 6PU 26 Jun 2025£1,333,000 FlatLeasehold
Apartment 5, Alameda House, 100, Sydney Street SW3 6NJ 9 May 2025£3,850,000 FlatLeasehold
90, Sydney Street SW3 6NJ 28 Oct 2024£1,050,000 FlatLeasehold
41, Sydney Street SW3 6PX 4 Oct 2024£2,400,000 TerracedFreehold
Apartment 1, Alameda House, 100, Sydney Street SW3 6NJ 11 Dec 2023£4,100,000 Flat New buildLeasehold
Basement Flat, 10, Sydney Street SW3 6PP 28 Oct 2022£1,175,000 FlatLeasehold
Flat 2, 39, Sydney Street SW3 6PU 21 Oct 2022£550,000 FlatLeasehold
61, Sydney Street SW3 6PX 9 Sep 2022£4,250,000 TerracedFreehold
Apartment 8, Alameda House, 100, Sydney Street SW3 6NJ 9 Sep 2022£6,875,000 Flat New buildLeasehold
Apartment 3, Alameda House, 100, Sydney Street SW3 6NJ 8 Sep 2022£4,842,478 Flat New buildLeasehold
Apartment 7, Alameda House, 100, Sydney Street SW3 6NJ 29 Jul 2022£4,495,700 Flat New buildLeasehold
First Floor Flat, 10, Sydney Street SW3 6PP 15 Jul 2022£800,000 FlatLeasehold
80, Sydney Street SW3 6NJ 15 Mar 2022£4,250,000 TerracedFreehold
Basement And Ground Floor Maisonette, 45, Sydney Street SW3 6PX 24 Jan 2022£900,000 FlatLeasehold
Flat C, 72, Sydney Street SW3 6NJ 24 Sep 2021£1,615,000 FlatLeasehold
Ground And Basement Floor Flat, 14, Sydney Street SW3 6PP 15 Sep 2021£2,350,000 FlatLeasehold
Apartment 2, 100, Sydney Street SW3 6NJ 1 Sep 2021£7,000,000 Flat New buildLeasehold
Apartment 6, 100, Sydney Street SW3 6NJ 26 Nov 2020£6,350,000 Flat New buildLeasehold
Apartment 4, 100, Sydney Street SW3 6NJ 15 Apr 2020£6,245,000 Flat New buildLeasehold
29, Sydney Street SW3 6PU 18 Mar 2020£3,825,000 TerracedFreehold
68A, Sydney Street SW3 6PS 16 Mar 2020£1,075,000 FlatLeasehold
59, Sydney Street SW3 6PX 6 Mar 2020£4,200,000 TerracedFreehold
Flat 1, 33, Sydney Street SW3 6PU 20 Feb 2020£600,000 FlatLeasehold
70, Sydney Street SW3 6NJ 17 Feb 2020£15,000 OtherLeasehold
70, Sydney Street SW3 6NJ 11 Feb 2020£2,730,000 TerracedFreehold
21, Sydney Street SW3 6PU 24 Jan 2020£1,850,000 OtherLeasehold
Apartment 5, 100, Sydney Street SW3 6NJ 23 Dec 2019£5,000,000 Flat New buildLeasehold
32, Sydney Street SW3 6PP 11 Apr 2019£2,348,825 OtherFreehold
Top Floor Flat, 14, Sydney Street SW3 6PP 7 Dec 2018£850,000 FlatLeasehold
Flat 3, 35, Sydney Street SW3 6PU 12 Oct 2018£1,030,000 FlatLeasehold
1, Sydney Street SW3 6PU 4 Oct 2018£1,900,000 OtherFreehold
Flat 3, 68, Sydney Street SW3 6PS 31 Jul 2018£1,200,000 FlatLeasehold
3, Sydney Street SW3 6PU 23 Mar 2018£3,275,000 TerracedFreehold
55, Sydney Street SW3 6PX 29 Jan 2018£5,190,000 TerracedFreehold
47B, Sydney Street SW3 6PX 4 Aug 2017£680,000 FlatLeasehold
5, Sydney Street SW3 6PU 17 May 2017£4,000,000 TerracedFreehold
Basement, Lower Ground And Ground Floors, 4, Sydney Street SW3 6PP 28 Oct 2016£265,000 OtherLeasehold
151, Sydney Street SW3 6NT 30 Sep 2016£24,000,000 OtherFreehold
53, Sydney Street SW3 6PX 22 Aug 2016£1,500,000 FlatLeasehold
62, Sydney Street SW3 6PS 31 Mar 2016£3,650,000 TerracedFreehold
12, Sydney Street SW3 6PP 25 Jan 2016£5,350,000 TerracedFreehold

Sale prices are as recorded by HM Land Registry. Some sales (for example repossessions and company purchases) are listed but left out of the averages.

Sale history: homes sold more than once

AddressSalesChange
Basement Flat, 10, Sydney Street £1,175,000 (Oct 2022) → £1,390,000 (Aug 2025) +18%
over 3 yrs

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Crime and flood risk near Sydney Street

Crime

1,130 crimes were reported within about a mile of Sydney Street in August 2026.

Crime level compared with the rest of England (10 = lowest crime):

12345678910

Lower crime than about 80% of neighbourhoods in England, based on recorded crime rates (English Indices of Deprivation 2025).

Anti-social behaviour207
Violence & sexual offences195
Other theft183
Shoplifting158
Vehicle crime94
Theft from the person82

Source: data.police.uk. Locations are approximate and cover the surrounding area, not just this street.

Schools near Sydney Street

SchoolTypeAgesOfstedDistance
Oratory Roman Catholic Primary School 210 pupils Primary Roman Catholic 5–11 Outstanding Report 0.1 mi
Marlborough Primary School 466 pupils Primary 0–11 Report 0.3 mi
Francis Holland Preparatory School 256 pupils Other independent school 4–12 Report 0.3 mi
Our Lady of Victories RC Primary School 160 pupils Primary Roman Catholic 4–11 Good Report 0.4 mi
Lycee Francais Charles de Gaulle 3,420 pupils Other independent school 2–19 Report 0.4 mi
Mander Portman Woodward School 524 pupils Other independent school 14–20 Report 0.4 mi
Queen's Gate School 371 pupils Other independent school 4–19 Report 0.4 mi
Glendower Preparatory School 292 pupils Other independent school 2–11 Report 0.4 mi

Source: Department for Education (Get Information about Schools) and Ofsted. Grades are from each school's last graded inspection; newer inspections use report cards without a single overall grade, so check the full report. Distances are straight-line. Check catchment areas with the local council.

Getting around, shops and health

Train, tram & metro stations

  • West Brompton station 1.1 mi · 22 min walk
  • London Victoria station 1.2 mi · 24 min walk
  • London Victoria station 1.2 mi · 24 min walk
  • South Kensington Underground Station 0.2 mi · 5 min walk
  • Gloucester Road Underground Station 0.5 mi · 11 min walk

Nearest bus stops

  • Onslow Square (Stop HT, ONSLOW SQUARE) 2 min walk
  • Onslow Square (Stop HV) 2 min walk
  • Cale Street / Royal Brompton Hospital (Stop HW, SYDNEY STREET) 2 min walk
  • Royal Brompton Hosp / Royal Marsden Hosp (Stop HM, FULHAM ROAD) 2 min walk

GP surgeries

  • The Chelsea Practice
    43 Chelsea Manor Street, London · 0.4 mi
  • Health Partners At Violet Melchett
    30 Flood Walk, London · 0.4 mi
  • Rosary Garden Surgery
    45 Rosary Gardens, London · 0.5 mi
  • Stanhope Mews Surgery
    7 Stanhope Mews West, London · 0.5 mi

Supermarkets

  • Sainsburys Local Sainsburys Sloane Avenue Local · 0.2 mi
  • Tesco Express Tesco Kensington Old Brompton Rd Express · 0.3 mi
  • Waitrose Waitrose Kings Road · 0.3 mi
  • Little Waitrose Little Waitrose Old Brompton Road · 0.3 mi

Pharmacies

  • Harley's Pharmacy · 0.2 mi
  • Chelsea Green (astell) Pharmacy · 0.2 mi
  • Stickland Chemist · 0.2 mi

Dentists

  • Thurloe Street Dental · 0.2 mi
  • Chelsea Green Dental Clinic · 0.3 mi
  • Violet Melchett Clinic · 0.4 mi

Sources: Department for Transport (NaPTAN), NHS England organisation data, and GEOLYTIX Retail Points (open data). Walking times are estimates from straight-line distance.

Area profile

Deprivation

12345678910

This neighbourhood is in decile 9 of 10 on the English Indices of Deprivation 2025, where 1 is the most deprived 10% of areas in England and 10 the least deprived.

Income10 of 10
Employment10 of 10
Education and skills10 of 10
Health and disability10 of 10
Crime9 of 10
Access to housing and services6 of 10
Living environment1 of 10

Each domain ranked in deciles across England (10 = least deprived).

Homes

HereEng & Wales
Owned49.7%62.5%
Private rented44.7%20.3%
Social rented5.6%17.1%
Households573

People

HereEng & Wales
Under 1514.2%17.4%
Aged 15–6466.6%64.1%
Aged 65+19.2%18.6%
Residents1,190

Broadband

HereUK
Superfast (30Mbit+)100%95%
Ultrafast (300Mbit+)99%80%
Gigabit-capable99%80%

Share of homes on this street's postcodes that can get each speed. UK figure is the average across all postcodes. Source: Ofcom Connected Nations.

Mobile signal

HereEng & Wales
4G indoors, all 4 networks100%89%
4G indoors, at least 1 network100%100%
4G outdoors, all 4 networks100%99%
Calls indoors, all 4 networks100%92%

Share of homes across Kensington and Chelsea with good coverage (Jul 2025). Signal varies street by street; check your exact address on Ofcom's checker. Source: Ofcom Connected Nations.

Neighbourhood figures cover the surrounding Lower Layer Super Output Area (about 1,500 residents). Sources: Census 2021 (ONS) and the English Indices of Deprivation 2025.

Energy ratings and home sizes on Sydney Street

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Who lives around Sydney Street

Ethnic group

HereKensington and Chelsea
White80.3%63.9%
Asian, Asian British or Asian Welsh7.2%11.9%
Other ethnic group6.2%9.8%
Mixed or Multiple ethnic groups4.2%6.6%
Black, Black British, Black Welsh, Caribbean or African2.1%7.8%

Religion

HereKensington and Chelsea
Christian53.5%48.4%
No religion23.7%24.9%
Not answered12.6%10%
Muslim4.3%11.6%
Jewish2.8%1.9%
Hindu2%1.1%
Buddhist0.8%1.1%
Other religion0.4%0.7%

Country of birth

HereKensington and Chelsea
Born in the UK47.7%45.9%
Born outside the UK52.3%54.1%

Highest qualification

HereKensington and Chelsea
Level 4 qualifications and above65.7%59.8%
Level 3 qualifications10.1%12.5%
No qualifications9.4%11.2%
Level 2 qualifications6.8%7.1%
Other qualifications3.8%3.1%
Level 1 and entry level qualifications3.2%4.4%
Apprenticeship1.1%1.9%

General health

HereKensington and Chelsea
Very good health64.3%59.8%
Good health23.5%26.7%
Fair health7.9%9.1%
Bad health2.7%3.3%
Very bad health1.6%1.1%

Cars or vans per household

HereKensington and Chelsea
No cars or vans in household50%58.3%
1 car or van in household36.2%32.7%
2 cars or vans in household10.5%7.4%
3 or more cars or vans in household3.3%1.6%

Source: Census 2021 (ONS), via Nomis. Percentages of usual residents or households, as recorded in March 2021.

Figures cover the surrounding neighbourhood (Lower Layer Super Output Area, about 1,500 residents). Full demographics of Kensington and Chelsea.

Planning and heritage near Sydney Street

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Planning applications near Sydney Street

Recent planning applications around Sydney Street from the council's planning register. Choose how far to look:

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Council tax here

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