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 1,118 · £8.01/sqft£86.22/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.

646 sqft 60 m²

£14.24/sqft £153.28/m² 78% above W1 median
£9,200/mo

22 Hanover Square, Mayfair, London, W1S

1 bed 1 bath East Marylebone

20 days on market avail now Share Portal ↗

452 sqft 42 m²

£14.38/sqft £154.78/m² short let
£6,500/mo ◷ 55 days on market

Charlotte Street, Fitzrovia, London, W1T

1 bed 1 bath Bloomsbury

Also listed here £4,767 short let ↗

55 days on market Share Agent's site ↗

614 sqft 57 m²

£14.47/sqft £155.75/m² 81% above W1 median
£8,883/mo was £10,036

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

5 days on market Share Agent's site ↗

841 sqft 78 m²

£14.72/sqft £158.44/m² short let
£12,376/mo

Baker Street, London, W1U

2 bed 2 bath Marylebone

21 days on market Share Agent's site ↗

2,928 sqft 272 m²

£14.80/sqft £159.31/m² short let
£43,333/mo ◷ 55 days on market

North Row, Mayfair, London, W1K

4 bed 4 bath Marylebone

55 days on market avail now Share Portal ↗

3,941 sqft 366 m²

£14.84/sqft £159.74/m² 85% above W1 median
£58,500/mo £14,625 each (if split by room) was £65,000 ◷ 55 days on market

Beaumont Mews, Marylebone, W1G

4 bed 3 bath Marylebone

55 days on market avail now Share Portal ↗

438 sqft 41 m²

£14.84/sqft £159.74/m² short let
£6,500/mo ◷ 55 days on market

Berkeley Square, Mayfair, London, W1J

1 bed 1 bath Chinatown

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

549 sqft 51 m²

£14.92/sqft £160.60/m² 86% above W1 median
£8,190/mo ◷ 56 days on market

Denman Street, London, W1D

1 bed 1 bath East Marylebone

56 days on market Share Portal ↗

535 sqft 50 m²

£14.95/sqft £160.92/m² short let
£8,000/mo ◷ 56 days on market

Old Compton Street, Soho, London, W1D

2 bed 1 bath East Marylebone

56 days on market avail now Share Portal ↗

2,165 sqft 201 m²

£15.01/sqft £161.57/m² 87% above W1 median
£32,500/mo £10,833 each (if split by room)

One Carrington Street, Mayfair, London W1J

3 bed 4 bath Chinatown

18 days on market avail 8 Sep 2027 Share Agent's site ↗

786 sqft 73 m²

£15.24/sqft £164.04/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 31 Oct Share Portal ↗

786 sqft 73 m²

£15.24/sqft £164.04/m² 90% above W1 median
£11,982/mo ◷ 55 days on market

Harley Street, Marylebone, W1G

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

894 sqft 83 m²

£15.27/sqft £164.36/m² short let
£13,650/mo ◷ 55 days on market

Weymouth Mews, Marylebone W1G

2 bed 2 bath Marylebone

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

2,835 sqft 263 m²

£15.29/sqft £164.58/m² short let
£43,333/mo ◷ 55 days on market

North Row, Mayfair

4 bed 5 bath Marylebone

55 days on market Share Agent's site ↗

818 sqft 76 m²

£15.39/sqft £165.66/m² 92% above W1 median
£12,588/mo £6,294 each (if split by room) ◷ 55 days on market

Harley Street, Marylebone, W1G

2 bed 2 bath Marylebone

55 days on market avail now Share Portal ↗

3,940 sqft 366 m²

£15.40/sqft £165.76/m² 92% above W1 median
£60,667/mo £15,167 each (if split by room)

Mount Street, London

4 bed 4 bath Marylebone

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

3,940 sqft 366 m²

£15.40/sqft £165.76/m² 92% above W1 median
£60,667/mo £15,167 each (if split by room)

Penthouse, Mount Street, Mayfair, London, W1K

4 bed 4 bath Marylebone

6 days on market avail 30 Sep Share Agent's site ↗

614 sqft 57 m²

£15.43/sqft £166.09/m² short let
£9,477/mo ◷ 55 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 2 bath Marylebone

55 days on market avail now Share Portal ↗

2,802 sqft 260 m²

£15.47/sqft £166.52/m² short let
£43,333/mo ◷ 3mo on market

Hereford House, Mayfair, London, W1K

4 bed 4 bath Marylebone

3mo on market avail now Share Portal ↗

771 sqft 72 m²

£15.54/sqft £167.27/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 ↗

1,553 sqft 144 m²

£15.57/sqft £167.59/m² 94% above W1 median
£24,180/mo £8,060 each (if split by room) was £27,083 ◷ 55 days on market

Charles Street, Mayfair, W1J

3 bed 2 bath Chinatown

55 days on market avail now Share Portal ↗

610 sqft 57 m²

£15.66/sqft £168.56/m² short let
£9,555/mo ◷ 32 days on market

Welbeck Street, South Marylebone, W1G

1 bed 1 bath Marylebone

32 days on market avail 3 Nov Share Agent's site ↗

2,844 sqft 264 m²

£15.82/sqft £170.28/m² 98% above W1 median
£44,997/mo £14,999 each (if split by room) ◷ 55 days on market

North Audley Street

3 bed 3 bath Marylebone

55 days on market Share Portal ↗

1,565 sqft 145 m²

£15.97/sqft £171.90/m² 99% above W1 median
£24,999/mo £12,500 each (if split by room) ◷ 55 days on market

Ashburton Place, Mayfair, London, W1J

2 bed 2 bath Chinatown

55 days on market Share Agent's site ↗

894 sqft 83 m²

£16.12/sqft £173.51/m² short let
£14,408/mo ◷ 32 days on market

Weymouth Mews, Marylebone, W1G

2 bed 2 bath Marylebone

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

646 sqft 60 m²

£16.20/sqft £174.38/m² short let
£10,465/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 ↗

769 sqft 71 m²

£16.34/sqft £175.88/m² short let
£12,567/mo ◷ 55 days on market

Marylebone Lane, Marylebone, W1U

2 bed 2 bath Marylebone

55 days on market Share Agent's site ↗

565 sqft 52 m²

£16.43/sqft £176.85/m² short let
£9,282/mo ◷ 53 days on market

Baker Street, London, W1U

1 bed 1 bath Marylebone

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

841 sqft 78 m²

£16.45/sqft £177.07/m² short let
£13,832/mo ◷ 53 days on market

Baker Street, London, W1U

2 bed 2 bath Marylebone

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

2,700 sqft 251 m²

£16.45/sqft £177.07/m² 105% above W1 median
£44,417/mo £14,806 each (if split by room) ◷ 55 days on market

Brook Street, Mayfair, W1

3 bed 3 bath East Marylebone

55 days on market avail now Share Portal ↗

2,207 sqft 205 m²

£16.69/sqft £179.65/m² short let
£36,833/mo ◷ relisted 1×

Upper Montagu Street, London, W1H

4 bed 3 bath Marylebone

34 days on market avail 1 Mar 2027 Share Portal ↗

613 sqft 57 m²

£16.82/sqft £181.05/m² short let
£10,309/mo ◷ 55 days on market

Rathbone Place

2 bed 1 bath East Marylebone

55 days on market Share Portal ↗

2,027 sqft 188 m²

£17.10/sqft £184.06/m² 113% above W1 median
£34,667/mo £11,556 each (if split by room)

Charles Street, London, W1X W1J

3 bed 3 bath Chinatown

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

531 sqft 49 m²

£17.14/sqft £184.49/m² short let
£9,100/mo ◷ 32 days on market

Welbeck Street, South Marylebone, W1G

1 bed 1 bath Marylebone

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

528 sqft 49 m²

£17.23/sqft £185.46/m² 115% above W1 median
£9,100/mo ◷ 6mo on market

North Audley Street London W1K

1 bed 1 bath Marylebone

6mo on market avail now Share Agent's site ↗

528 sqft 49 m²

£17.23/sqft £185.46/m² short let
£9,100/mo ◷ 6mo on market

North Audley Street Mayfair W1K

1 bed 1 bath Marylebone

6mo on market avail now Share Agent's site ↗

507 sqft 47 m²

£17.23/sqft £185.46/m² short let
£8,736/mo ◷ 53 days on market

Shaftsbury Avenue, London, W1D

1 bed 1 bath Chinatown

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

1,034 sqft 96 m²

£17.45/sqft £187.83/m² 118% above W1 median
£18,048/mo ◷ 55 days on market

Harley Street

0 bed ? bath Marylebone

55 days on market avail now Share Portal ↗

1,033 sqft 96 m²

£17.47/sqft £188.05/m² short let
£18,048/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

2 bed 2 bath Marylebone

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

1,033 sqft 96 m²

£17.47/sqft £188.05/m² 118% above W1 median
£18,048/mo £9,024 each (if split by room) ◷ 55 days on market

Harley Street, Marylebone, W1G

2 bed 2 bath Marylebone

55 days on market avail now Share Portal ↗

646 sqft 60 m²

£17.61/sqft £189.55/m² 120% above W1 median
£11,375/mo ◷ 55 days on market

Harley Street, Marylebone, W1G

1 bed 1 bath Marylebone

55 days on market avail now Share Portal ↗

679 sqft 63 m²

£17.65/sqft £189.98/m² short let
£11,982/mo ◷ 55 days on market

Harley Street, Marylebone, W1G

1 bed 1 bath Marylebone

55 days on market Share Agent's site ↗

679 sqft 63 m²

£17.65/sqft £189.98/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 ↗

1,211 sqft 113 m²

£17.89/sqft £192.57/m² short let
£21,667/mo ◷ 55 days on market

Marylebone Lane, Marylebone, W1U

3 bed 2 bath Marylebone

55 days on market Share Agent's site ↗

569 sqft 53 m²

£17.90/sqft £192.67/m² 123% above W1 median
£10,183/mo

Marylebone Lane, Marylebone, London, W1U

1 bed 1 bath Marylebone

listed yesterday Share Agent's site ↗

566 sqft 53 m²

£17.95/sqft £193.21/m² short let
£10,162/mo ◷ 55 days on market

Marylebone Lane, Marylebone, W1U

1 bed 1 bath Marylebone

55 days on market Share Portal ↗

615 sqft 57 m²

£18.04/sqft £194.18/m² 125% above W1 median
£11,093/mo was £12,619

Weymouth Mews, Marylebone, London, W1G

1 bed 1 bath Marylebone

6 days on market avail 4 Oct Share Agent's site ↗

662 sqft 62 m²

£18.10/sqft £194.83/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 ↗

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.