40  Chester Square

40 Chester SquareHouse Prices / London, Westminster, Chester Square, SW1W 9HT

Last updated Jun 2026

Key Building Insights

40 Chester Square is a residential building situated on Chester Square, London, SW1 with 14 addresses.

It ranks as the 2489th largest and 2827th most expensive of the 2,974 buildings in the SW1W area. The dominant property type is a mid-century flat built between 1936 and 1979.

The building contains a total of 14 properties: 14 flats.

14
Properties
  • Flats

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House Pricesin 40 Chester Square

Sale prices range from £1,300,077 for 3 bedroom leasehold flats (1,829 ft2) to £2,971,127 for 3 bedroom leasehold flats (1,829 ft2) .

Monthly rental prices range from £5,471 pcm for 3 bed flats to £8,954 pcm for 3 bed flats.

The gross rental yield is between 3.6% and 5.0%.

The average value per square foot is £1,624.

Average Sale Value
£2,671,334
Average Rental Value
£8,272 pcm
Average Rental Yield
3.7% /year
Average Value Per Sqft
£1,624 /ft2
Prices last updated 1st June 2026
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Sales History
in 40, Chester Square, London, SW1

The last sale was on 29th September 2023 for £3,900,000 and since then the market in the area has decreased by 3.3%. The building has had a total of 2 sales since 1995.

40, Chester Square, London, SW1 has seen 2 sales in the last three years and no sales in the last twelve months.

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Property Typesin 40 Chester Square

  • 6 mid-century flats built between 1936 and 1979
  • 8 other addresses of unknown type
  • mid-century flat (6)
  • Unknown (8)
Energy Efficiency

Energy Efficiencyof properties in 40 Chester Square

  • Energy Performance Certificate (EPC) surveys conducted for 6 properties.
  • The dominant rating is C.
  • A (0)
  • E (0)
  • B (2)
  • F (0)
  • C (4)
  • G (0)
  • D (0)
  • No EPC (8)
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Schools Nearby

Schools Nearby

The nearest primary school to 40, Chester Square, London, SW1 is St Peter's Eaton Square CofE Primary School, which is 300 metres away.
  • 300
    m
    St Peter's Eaton Square CofE Primary School
  • 400
    m
    Holy Trinity CofE Primary School
  • 500
    m
    St Barnabas' CofE Primary School
The nearest secondary school is St. Thomas More Language College, which is 800 metres away.
  • 800
    m
    St. Thomas More Language College
  • 900
    m
    Westminster City School
  • 1.2
    km
    The Grey Coat Hospital
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to 40, Chester Square, London, SW1 is Sloane Square station, which is 500 metres away.

  • 500
    m
    Sloane Square
  • 500
    m
    London Victoria
  • 500
    m
    Victoria
  • 900
    m
    Hyde Park Corner
Source: TFL & National Rail
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