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77  Onslow Square

77 Onslow SquareHouse Prices / London, Kensington and Chelsea, Onslow Square, SW7 3LT

Last updated May 2026

Key Building Insights

77 Onslow Square is a residential building situated on Onslow Square, London, SW7 with 2 addresses.

It ranks as the 154th largest and 1195th most expensive of the 1,228 buildings in the SW7 area. The dominant property type is a period flat built between 1800 and 1911.

The building contains a total of 2 properties: 2 flats.

2
Properties
  • Flats

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House Pricesin 77 Onslow Square

Sale prices range from £3,326,009 for 4 bedroom leasehold flats with a garden (2,292 ft2) to £4,253,166 for 4 bedroom leasehold flats with a garden (2,292 ft2) .

Monthly rental prices range from £11,074 pcm for 4 bed flats to £13,312 pcm for 4 bed flats.

The gross rental yield is between 3.8% and 4.0%.

The average value per square foot is £1,653.

Average Sale Value
£3,789,588
Average Rental Value
£12,193 pcm
Average Rental Yield
3.9% /year
Average Value Per Sqft
£1,653 /ft2
Prices last updated 1st May 2026
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properties list title title

Property Typesin 77 Onslow Square

  • 1 period flat built between 1800 and 1911
  • 1 other address of unknown type
  • period flat (1)
  • Unknown (1)
Energy Efficiency

Energy Efficiencyof properties in 77 Onslow Square

  • Energy Performance Certificate (EPC) surveys conducted for 1 property.
  • The dominant rating is E.
  • A (0)
  • E (1)
  • B (0)
  • F (0)
  • C (0)
  • G (0)
  • D (0)
  • No EPC (1)
properties list title title
Schools Nearby

Schools Nearbyto 77, Onslow Square, London, SW7 3LT

The nearest primary school to 77, Onslow Square, London, SW7 3LT is Our Lady of Victories RC Primary School which is 278 metres away.
  • 278
    m
    Our Lady of Victories RC Primary School
  • 423
    m
    Oratory Roman Catholic Primary School
  • 657
    m
    Marlborough Primary School
The nearest secondary school is St. Thomas More Language College which is 927 metres away.
  • 927
    m
    St. Thomas More Language College
  • 1.7
    km
    Chelsea Academy
  • 1.7
    km
    The London Oratory School
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto 77, Onslow Square, London, SW7 3LT

The closest station to 77, Onslow Square, London, SW7 3LT is South Kensington station which is 200 metres away.

  • 225
    m
    South Kensington
  • 542
    m
    Gloucester Road
  • 1.2
    km
    Earl's Court
  • 1.2
    km
    Knightsbridge
Source: TfL
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