Portman Square

Portman SquareHouse Prices / London, Westminster

Last updated Jun 2026

Key Street Insights

Portman Square is a residential street with 269 addresses.

It ranks as the 488th largest and 263rd most expensive of the 508 streets in the W1 area. The dominant property type is a early-century flat built between 1912 and 1935.

The street contains a total of 269 properties: 8 houses and 261 flats.

269
Properties
  • Houses
  • Flats

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House Priceson Portman Square

Sale prices range from £384,503 for 1 bedroom leasehold flats (258 ft2) to £8,704,871 for 4 bedroom leasehold flats (4,122 ft2) .

Monthly rental prices range from £1,579 pcm for 1 bed flats to £26,618 pcm for 4 bed flats.

The gross rental yield is between 3.6% and 5.7%.

The average value per square foot is £1,736.

Average Sale Value
£2,192,805
Average Rental Value
£7,723 pcm
Average Rental Yield
4.2% /year
Average Value Per Sqft
£1,736 /ft2
Prices last updated 1st June 2026
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Sales History
on Portman Square, London, W1

The last sale was on 7th October 2025 for £2,700,000 and since then the market in the area has increased by 3.0%. The street has had a total of 293 sales since 1995.

Portman Square, London, W1 has seen 16 sales in the last three years and 2 sales in the last twelve months.

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Nearby Streetsto Portman Square, London, W1

Portman Square, London, W1 is the 488th largest and the 263rd most expensive street in the W1 area.

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Postcodeson Portman Square, London, W1

There are 14 postcodes on Portman Square, London, W1.

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Property Typesin Portman Square

  • 55 period flats built between 1800 and 1911
  • 20 modern flats built after 1980
  • 64 mid-century flats built between 1936 and 1979
  • 122 early-century flats built between 1912 and 1935
  • 8 other addresses of unknown type
  • period flat (55)
  • modern flat (20)
  • mid-century flat (64)
  • early-century flat (122)
  • Unknown (8)
Energy Efficiency

Energy Efficiencyof properties on Portman Square

  • Energy Performance Certificate (EPC) surveys conducted for 159 properties.
  • The dominant rating is C.
  • A (0)
  • E (14)
  • B (5)
  • F (0)
  • C (96)
  • G (0)
  • D (44)
  • No EPC (110)
Schools Nearby

Schools Nearby

The nearest primary school to Portman Square, London, W1 is St Vincent's Catholic Primary School, which is 300 metres away.
  • 300
    m
    St Vincent's Catholic Primary School
  • 700
    m
    Hampden Gurney CofE Primary School
  • 800
    m
    St Mary's Bryanston Square CofE School
The nearest secondary school is The St Marylebone CofE School, which is 700 metres away.
  • 700
    m
    The St Marylebone CofE School
  • 1.6
    km
    Marylebone Boys' School
  • 2.2
    km
    Maria Fidelis Catholic School FCJ
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to Portman Square, London, W1 is Marble Arch station, which is 400 metres away.

  • 400
    m
    Marble Arch
  • 400
    m
    Bond Street
  • 400
    m
    Bond Street (Elizabeth line)
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