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.

18,966 flats measured

Best £/sqft£/m² first

769–816 of 1,031 · £8.09/sqft£87.08/m² median in Mayfair

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.

560 sqft 52 m²

£19.37/sqft £208.50/m² short let
£10,846/mo ◷ 55 days on market

Marylebone Lane, Marylebone, London, W1U

1 bed 1 bath Marylebone

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

441 sqft 41 m²

£19.41/sqft £208.93/m² 140% above Mayfair median
£8,558/mo ◷ 49 days on market

Harley Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

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

603 sqft 56 m²

£19.87/sqft £213.88/m² short let
£11,982/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

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

4,354 sqft 405 m²

£19.91/sqft £214.31/m² 146% above Mayfair median
£86,667/mo £14,445 each (if split by room)

Grosvenor Square, London, W1K

6 bed 6 bath Marylebone

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

539 sqft 50 m²

£20.02/sqft £215.49/m² 147% above Mayfair median
£10,790/mo

Marylebone Lane, Marylebone, London, W1U

1 bed 1 bath Marylebone

listed yesterday Share Agent's site ↗

596 sqft 55 m²

£20.10/sqft £216.35/m² short let
£11,982/mo ◷ 55 days on market

Harley Street

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

2,136 sqft 198 m²

£20.19/sqft £217.32/m² 150% above Mayfair median
£43,117/mo ◷ 55 days on market

Stanhope Gate, Mayfair, London, W1K

1 bed 2 bath Marylebone

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

426 sqft 40 m²

£20.51/sqft £220.77/m² short let
£8,736/mo ◷ 56 days on market

Long Acre, London, WC2E

1 bed 1 bath Chinatown

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

737 sqft 68 m²

£20.52/sqft £220.88/m² short let
£15,120/mo ◷ 55 days on market

Drury Lane

2 bed 1 bath Chinatown

55 days on market Share Portal ↗

818 sqft 76 m²

£20.63/sqft £222.06/m² 155% above Mayfair median
£16,878/mo £8,439 each (if split by room) ◷ relisted 1×

Harley Street, Marylebone, London, W1G

2 bed 2 bath Marylebone

6 days on market avail 23 Oct Share Agent's site ↗

462 sqft 43 m²

£20.68/sqft £222.60/m² short let
£9,555/mo ◷ 55 days on market

Harley Street

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

737 sqft 68 m²

£20.74/sqft £223.24/m² short let
£15,288/mo ◷ 55 days on market

Drury Lane, London, WC2B

2 bed 1 bath Chinatown

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

474 sqft 44 m²

£20.80/sqft £223.89/m² short let
£9,858/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

36 days on market avail now Share Portal ↗

675 sqft 63 m²

£21.04/sqft £226.47/m² short let
£14,200/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

1 bed 1 bath Marylebone

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

441 sqft 41 m²

£21.67/sqft £233.25/m² short let
£9,555/mo ◷ 55 days on market

Harley Street

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

1,400 sqft 130 m²

£21.67/sqft £233.25/m² 168% above Mayfair median
£30,333/mo £7,583 each (if split by room) was £52,000

Westminster – 4 Bedrooms Flat

4 bed 4 bath Marylebone

29 days on market avail now Share Portal ↗

611 sqft 57 m²

£21.99/sqft £236.70/m² short let
£13,433/mo ◷ 55 days on market

Drury Lane, London, WC2B

1 bed 1 bath Chinatown

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

1,862 sqft 173 m²

£22.11/sqft £237.99/m² 173% above Mayfair median
£41,167/mo £10,292 each (if split by room)

Park Crescent, London W1B

4 bed 3 bath Marylebone

7 days on market avail now Share Portal ↗

441 sqft 41 m²

£22.35/sqft £240.57/m² short let
£9,858/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

36 days on market avail now Share Portal ↗

421 sqft 39 m²

£22.70/sqft £244.34/m² short let
£9,555/mo ◷ 55 days on market

Harley Street

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

1,730 sqft 161 m²

£23.97/sqft £258.01/m² 196% above Mayfair median
£41,470/mo £10,368 each (if split by room) ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

4 bed 4 bath Marylebone

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

7,868 sqft 731 m²

£24.78/sqft £266.73/m² 206% above Mayfair median
£195,000/mo £32,500 each (if split by room) ◷ 55 days on market

Clarges Mayfair, Mayfair, London

6 bed 6 bath Chinatown

55 days on market Share Agent's site ↗

7,701 sqft 715 m²

£25.32/sqft £272.54/m² 213% above Mayfair median
£195,000/mo £32,500 each (if split by room) ◷ 55 days on market

Clarges Street, London, W1J

6 bed 6 bath Chinatown

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

1,184 sqft 110 m²

£25.62/sqft £275.77/m² 217% above Mayfair median
£30,333/mo £15,167 each (if split by room) ◷ 56 days on market

Ham yard residences, Denman Place, Soho, London, London, W1D, United Kingdom

2 bed 2 bath East Marylebone

56 days on market Share Agent's site ↗

675 sqft 63 m²

£25.68/sqft £276.42/m² 217% above Mayfair median
£17,333/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

1 bed 1 bath Marylebone

55 days on market Share Agent's site ↗

2,320 sqft 216 m²

£26.15/sqft £281.48/m² 223% above Mayfair median
£60,667/mo £30,334 each (if split by room) ◷ 57 days on market

Whitehall Place, London, SW1A

2 bed 3 bath Chinatown

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

2,399 sqft 223 m²

£27.09/sqft £291.59/m² short let
£65,000/mo ◷ 55 days on market

Rex Place, Mayfair, W1K

3 bed 3 bath Marylebone

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

785 sqft 73 m²

£28.98/sqft £311.94/m² 258% above Mayfair median
£22,750/mo ◷ 56 days on market

Denman Place, Soho, London, W1D, United Kingdom

1 bed 1 bath East Marylebone

56 days on market Share Portal ↗

1,184 sqft 110 m²

£31.11/sqft £334.86/m² 285% above Mayfair median
£36,833/mo £18,417 each (if split by room) ◷ 55 days on market

Brick Street, Park Towers, W1J

2 bed 2 bath Chinatown

55 days on market Share Portal ↗

1,452 sqft 135 m²

£31.34/sqft £337.34/m² short let
£45,500/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

3 bed 3 bath Marylebone

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

1,213 sqft 113 m²

£33.76/sqft £363.39/m² 317% above Mayfair median
£40,950/mo £20,475 each (if split by room) ◷ 4mo on market

Brick Street, Mayfair, London, W1J

2 bed 2 bath Chinatown

4mo on market Share Agent's site ↗

268 sqft 25 m²

£35.57/sqft £382.87/m² 340% above Mayfair median
£9,533/mo

Duke Street, Mayfair, London, W1K

1 bed 2 bath Marylebone

5 days on market Share Portal ↗

1,593 sqft 148 m²

£38.94/sqft £419.15/m² 381% above Mayfair median
£62,032/mo £31,016 each (if split by room) ◷ 5mo on market

22 Hertford Street, London, W1J

2 bed 2 bath Chinatown

5mo on market Share Agent's site ↗

1,730 sqft 161 m²

£39.20/sqft £421.94/m² short let
£67,817/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

4 bed 4 bath Marylebone

55 days on market Share Agent's site ↗

1,452 sqft 135 m²

£45.36/sqft £488.25/m² 461% above Mayfair median
£65,867/mo £21,956 each (if split by room) ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

3 bed 3 bath Marylebone

55 days on market Share Agent's site ↗

490 sqft 46 m²

£46.87/sqft £504.50/m² short let
£22,967/mo ◷ 55 days on market

North Audley, Mayfair, London, W1K

2 bed 2 bath Marylebone

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

1,109 sqft 103 m²

£49.10/sqft £528.51/m² 507% above Mayfair median
£54,448/mo £27,224 each (if split by room) ◷ 5mo on market

22 Hertford Street, Mayfiar, London, W1J

2 bed 2 bath Chinatown

5mo on market Share Agent's site ↗

2,379 sqft 221 m²

£50.94/sqft £548.31/m² 530% above Mayfair median
£121,182/mo £40,394 each (if split by room) ◷ 5mo on market

Hertford Street, Mayfair, London, W1J

3 bed 3 bath Chinatown

5mo on market Share Agent's site ↗

677 sqft 63 m²

£57.61/sqft £620.11/m² short let
£39,000/mo ◷ 55 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

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

506 sqft 47 m²

£63.37/sqft £682.11/m² short let
£32,067/mo ◷ 55 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

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

560 sqft 52 m²

£82.16/sqft £884.36/m² short let
£46,011/mo ◷ 55 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

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

818 sqft 76 m²

£90.32/sqft £972.20/m² short let
£73,883/mo ◷ 55 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

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

731 sqft 68 m²

£3.56/sqft £38.32/m² location unverified
£2,600/mo £1,300 each (if split by room)

Water Gardens Square, Water Gardens Square

2 bed 2 bath Chinatown

4 days on market Share Agent's site ↗

size unknown

—/sqft/m² short let
£10,768/mo

-78 Marylebone Lane, South Marylebone, W1U

1 bed 1 bath Marylebone

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

size unknown

—/sqft/m²
£12,567/mo £6,284 each (if split by room) ◷ 2mo on market

14 Bourdon Street, London, Mayfair, London, W1K

2 bed 2 bath Chinatown

2mo on market Share Agent's site ↗

size unknown

—/sqft/m²
£18,200/mo £9,100 each (if split by room) ◷ 5mo on market

17 Grosvenor Hill, London, W1K

2 bed 2 bath Chinatown

5mo on market avail now Share Portal ↗

size unknown

—/sqft/m²
£3,276/mo ◷ 55 days on market

39 Hill St, London W1J 5LY, UK

1 bed 1 bath Chinatown

2mo on market Share Portal ↗

size unknown

—/sqft/m²
£3,206/mo ◷ 55 days on market

39 Hill Street, London, W1J

1 bed 1 bath Chinatown

55 days on market avail now Share Portal ↗

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.