GaffFinder

London lettings, by the square foot

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Every London flat, measured.

The portals won’t let you rank by size. We read the floorplans, so you can.

18,792 flats measured

Best £/sqft£/m² first

241–288 of 1,106 · £8.03/sqft£86.43/m² median in W1

Sizes are estimates: an AI model reads most of them from the floorplan, and it can be wrong — so can the £/sqft£/m² worked out from them. Check with the agent before you rely on one.

317 sqft 29 m²

£6.84/sqft £73.63/m² 15% below W1 median
£2,167/mo ◷ 4mo on market

Rupert Street, Soho, W1D

0 bed 1 bath East Marylebone

4mo on market avail 20 Oct Share Portal ↗

2,181 sqft 203 m²

£6.85/sqft £73.73/m² 15% below W1 median
£14,950/mo £4,983 each (if split by room) ◷ 6mo on market

Green Street, Mayfair

3 bed 2 bath Marylebone

2mo on market Share Agent's site ↗

591 sqft 55 m²

£6.86/sqft £73.84/m² 15% below W1 median
£4,052/mo £2,026 each (if split by room)

Great Cumberland Place, London

2 bed 1 bath Marylebone

55 days on market Share Agent's site ↗

3,778 sqft 351 m²

£6.88/sqft £74.06/m² 14% below W1 median
£26,000/mo £4,333 each (if split by room) ◷ 48 days on market

Deanery Street, Mayfair, London, W1K

6 bed 4 bath Marylebone

54 days on market avail now Share Agent's site ↗

943 sqft 88 m²

£6.89/sqft £74.16/m² 14% below W1 median
£6,500/mo £3,250 each (if split by room)

Berkeley Square, Mayfair, W1J

2 bed 2 bath Chinatown

28 days on market Share Agent's site ↗

409 sqft 38 m²

£6.89/sqft £74.16/m² 14% below W1 median
£2,817/mo

Hill Street, Mayfair W1

0 bed 1 bath Chinatown

5 days on market avail 30 Oct Share Portal ↗

1,130 sqft 105 m²

£6.90/sqft £74.27/m² 14% below W1 median
£7,800/mo £3,900 each (if split by room)

Devonshire Street, Marylebone

2 bed 2 bath Marylebone

3 days on market Share Agent's site ↗

533 sqft 50 m²

£6.91/sqft £74.38/m² 14% below W1 median
£3,683/mo ◷ relisted 2×

Avenfield House, Park Lane, Mayfair

1 bed 1 bath Marylebone

4 days on market avail now Share Portal ↗

558 sqft 52 m²

£6.91/sqft £74.38/m² 14% below W1 median
£3,857/mo ◷ 5mo on market

Hill Steet Mayfair W1J

1 bed 1 bath Chinatown

5mo on market avail now Share Agent's site ↗

311 sqft 29 m²

£6.91/sqft £74.38/m² 14% below W1 median
£2,150/mo

Rupert Street, Soho

1 bed 1 bath East Marylebone

10 days on market Share Agent's site ↗

575 sqft 53 m²

£6.93/sqft £74.59/m² 14% below W1 median
£3,987/mo £1,994 each (if split by room) ◷ 2mo on market

Great Cumberland Place, London

2 bed 1 bath Marylebone

Also listed here £3,987 same price ↗

18 days on market Share Portal ↗

1,006 sqft 93 m²

£6.96/sqft £74.92/m² 13% below W1 median
£7,000/mo £2,333 each (if split by room)

Maddox Street, London, W1S

3 bed 2 bath East Marylebone

7 days on market avail now Share Portal ↗

819 sqft 76 m²

£7.00/sqft £75.35/m² 13% below W1 median
£5,733/mo ◷ 41 days on market

Grosvenor Hill W1

1 bed 2 bath Chinatown

41 days on market avail now Share Portal ↗

819 sqft 76 m²

£7.00/sqft £75.35/m² 13% below W1 median
£5,733/mo

Grosvenor Hill, Mayfair, London

1 bed 2 bath Chinatown

12 days on market avail now Share Agent's site ↗

356 sqft 33 m²

£7.00/sqft £75.35/m² 13% below W1 median
£2,492/mo

Seymour Place London W1H

0 bed 1 bath Marylebone

7 days on market avail now Share Agent's site ↗

1,819 sqft 169 m²

£7.03/sqft £75.67/m² 12% below W1 median
£12,783/mo £4,261 each (if split by room) was £14,083 ◷ 41 days on market

Devonshire Place, Marylebone, London, W1G

3 bed 2 bath Marylebone

43 days on market avail now Share Agent's site ↗

675 sqft 63 m²

£7.03/sqft £75.67/m² 12% below W1 median
£4,745/mo £2,373 each (if split by room) ◷ 60 days on market

Picton Place, Marylebone, W1U

2 bed 1 bath Marylebone

60 days on market avail 1 Oct Share Agent's site ↗

675 sqft 63 m²

£7.03/sqft £75.67/m² 12% below W1 median
£4,745/mo £2,373 each (if split by room) ◷ 35 days on market

Picton Place, London

2 bed 1 bath Marylebone

35 days on market avail now Share Agent's site ↗

360 sqft 33 m²

£7.04/sqft £75.78/m² 12% below W1 median
£2,535/mo was £2,752 ◷ 41 days on market

Gloucester Place, London

0 bed 1 bath Marylebone

41 days on market avail now Share Agent's site ↗

9,201 sqft 855 m²

£7.06/sqft £75.99/m² 12% below W1 median
£65,000/mo £10,833 each (if split by room) ◷ 2mo on market

UPPER GROSVENOR STREET, Mayfair, London, W1K

6 bed 5 bath Marylebone

Also listed here £130,000 short let ↗

2mo on market Share Agent's site ↗

1,132 sqft 105 m²

£7.07/sqft £76.10/m² 12% below W1 median
£8,000/mo £2,667 each (if split by room) ◷ 55 days on market

Cleveland Street, Fitzrovia, London

3 bed 3 bath East Marylebone

55 days on market Share Portal ↗

920 sqft 85 m²

£7.07/sqft £76.10/m² 12% below W1 median
£6,500/mo £3,250 each (if split by room)

Sherwood Street, London, W1F

2 bed 2 bath East Marylebone

20 days on market avail now Share Agent's site ↗

920 sqft 85 m²

£7.07/sqft £76.10/m² 12% below W1 median
£6,500/mo £3,250 each (if split by room)

Sherwood Street, Soho, London W1F

2 bed 2 bath East Marylebone

19 days on market avail now Share Agent's site ↗

791 sqft 73 m²

£7.12/sqft £76.64/m² 11% below W1 median
£5,633/mo £1,878 each (if split by room) ◷ relisted 2×

Great Cumberland Place, London

3 bed 2 bath Marylebone

26 days on market Share Agent's site ↗

298 sqft 28 m²

£7.13/sqft £76.75/m² 11% below W1 median
£2,124/mo was £2,384

James Street, Marylebone, London, W1U

0 bed 1 bath Marylebone

27 days on market Share Agent's site ↗

771 sqft 72 m²

£7.13/sqft £76.75/m² 11% below W1 median
£5,500/mo £2,750 each (if split by room)

Piccadilly, Mayfair, W1J

2 bed 1 bath Chinatown

11 days on market avail now Share Agent's site ↗

771 sqft 72 m²

£7.13/sqft £76.75/m² 11% below W1 median
£5,500/mo £2,750 each (if split by room) ◷ relisted 1×

Piccadilly, mayfair, London, W1J

2 bed 1 bath Chinatown

10 days on market avail now Share Agent's site ↗

4,852 sqft 451 m²

£7.14/sqft £76.85/m² 11% below W1 median
£34,667/mo £4,952 each (if split by room) ◷ 2mo on market

Hertford Street, London, W1J

7 bed 7 bath Chinatown

2mo on market avail now Share Agent's site ↗

1,967 sqft 183 m²

£7.14/sqft £76.85/m² 11% below W1 median
£14,038/mo £4,679 each (if split by room) was £15,166 ◷ 5mo on market

Mount Row W1K

3 bed 2 bath Chinatown

5mo on market Share Agent's site ↗

1,213 sqft 113 m²

£7.15/sqft £76.96/m² 11% below W1 median
£8,667/mo £4,334 each (if split by room) ◷ 41 days on market

Saddle Yard, Mayfair, London, W1J

2 bed 2 bath Chinatown

43 days on market Share Portal ↗

968 sqft 90 m²

£7.16/sqft £77.07/m² 11% below W1 median
£6,933/mo £3,467 each (if split by room)

Ganton Street, Carnaby W1

2 bed 2 bath East Marylebone

20 days on market avail 7 Dec Share Agent's site ↗

906 sqft 84 m²

£7.17/sqft £77.18/m² 11% below W1 median
£6,500/mo £3,250 each (if split by room)

Montagu Mansions, Marylebone

2 bed 2 bath Marylebone

listed today Share Agent's site ↗

1,088 sqft 101 m²

£7.17/sqft £77.18/m² 11% below W1 median
£7,800/mo £3,900 each (if split by room) ◷ 52 days on market

Pearson Square, Fitzrovia & Covent Garden

2 bed 2 bath East Marylebone

52 days on market Share Agent's site ↗

377 sqft 35 m²

£7.18/sqft £77.28/m² 11% below W1 median
£2,708/mo ◷ 31 days on market

Lowndes Court, Soho, W1F

1 bed 1 bath East Marylebone

31 days on market avail 7 Dec Share Portal ↗

723 sqft 67 m²

£7.19/sqft £77.39/m² 10% below W1 median
£5,200/mo ◷ 55 days on market

Grosvenor Hill, London, W1K

0 bed 1 bath Chinatown

55 days on market avail now Share Portal ↗

723 sqft 67 m²

£7.19/sqft £77.39/m² 10% below W1 median
£5,200/mo

Grosvenor Hill, Mayfair, London, W1K

1 bed 1 bath Chinatown

7 days on market avail 18 Nov Share Agent's site ↗

723 sqft 67 m²

£7.19/sqft £77.39/m² 10% below W1 median
£5,200/mo

Grosvenor Hill, Mayfair, London

1 bed 2 bath Chinatown

12 days on market avail now Share Agent's site ↗

813 sqft 76 m²

£7.20/sqft £77.50/m² short let
£5,850/mo ◷ 55 days on market

Down Street, Mayfair, London, W1J

1 bed 1 bath Chinatown

55 days on market Share Agent's site ↗

961 sqft 89 m²

£7.21/sqft £77.61/m² 10% below W1 median
£6,933/mo £3,467 each (if split by room)

Ganton Street, London, W1F

2 bed 2 bath East Marylebone

20 days on market avail 1 Dec Share Agent's site ↗

1,385 sqft 129 m²

£7.22/sqft £77.72/m² 10% below W1 median
£10,000/mo £5,000 each (if split by room) ◷ 56 days on market

Hertford Street, Mayfair, London, W1J

2 bed 2 bath Chinatown

56 days on market avail now Share Agent's site ↗

958 sqft 89 m²

£7.24/sqft £77.93/m² 10% below W1 median
£6,933/mo £3,467 each (if split by room)

Ganton Street, Fitzrovia & Covent Garden

2 bed 2 bath East Marylebone

8 days on market Share Agent's site ↗

1,240 sqft 115 m²

£7.26/sqft £78.15/m² 10% below W1 median
£9,000/mo

1 Molyneux Street, London, W1H

0 bed ? bath Marylebone

5 days on market avail now Share Portal ↗

657 sqft 61 m²

£7.26/sqft £78.15/m² 10% below W1 median
£4,767/mo £2,384 each (if split by room) ◷ 2mo on market

Dunraven Street, London W1K

2 bed 1 bath Marylebone

2mo on market avail now Share Agent's site ↗

8,958 sqft 832 m²

£7.26/sqft £78.15/m² 10% below W1 median
£65,000/mo £9,286 each (if split by room) ◷ 55 days on market

Upper Grosvenor Street, Mayfair, W1K

7 bed 8 bath Marylebone

55 days on market Share Agent's site ↗

1,032 sqft 96 m²

£7.27/sqft £78.25/m² 9% below W1 median
£7,500/mo £3,750 each (if split by room) ◷ 45 days on market

Wheatley Street, Marylebone

2 bed 2 bath Marylebone

45 days on market Share Agent's site ↗

771 sqft 72 m²

£7.28/sqft £78.36/m² 9% below W1 median
£5,612/mo £1,871 each (if split by room) ◷ relisted 2×

Great Cumberland Place, London

3 bed 2 bath Marylebone

26 days on market Share Agent's site ↗

1,161 sqft 108 m²

£7.28/sqft £78.36/m² 9% below W1 median
£8,450/mo £4,225 each (if split by room) was £8,883 ◷ 55 days on market

Green Street, Mayfair, London, W1K

2 bed 2 bath Marylebone

55 days on market avail now Share Agent's site ↗

1,929 sqft 179 m²

£7.30/sqft £78.58/m² 9% below W1 median
£14,083/mo £4,694 each (if split by room)

Bryanston Square, London W1H

3 bed 3 bath Marylebone

18 days on market avail now Share Agent's site ↗

How we know the size

  1. 01

    We collect

    Every new flat to rent in London, checked through the day, seven days a week.

  2. 02

    We read the floorplan

    A vision model reads the plan the way you would — room by room, taking the dimensions printed on it. It is an AI estimate, and it can be wrong.

  3. 03

    We measure

    That gives a square footage, and a price per square foot. You can sort and filter on both. The portal offers neither.