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.

18,706 flats measured

Best £/sqft£/m² first

4 listings · £5.88/sqft£63.29/m² median in Bishopsgate

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.

517 sqft 48 m²

£4.84/sqft £52.10/m² 18% below Bishopsgate median
£2,500/mo ◷ relisted 1×

Hosier Lane, West Smithfield, London

1 bed 1 bath Aldgate

6 days on market avail 1 Oct Share Portal ↗

453 sqft 42 m²

£5.52/sqft £59.42/m² 6% below Bishopsgate median
£2,500/mo ◷ relisted 2×

Globe View, High Timber Street, EC4V

1 bed 1 bath Aldgate

listed today avail 12 Oct Share Portal ↗

514 sqft 48 m²

£5.88/sqft £63.29/m²
£3,020/mo ◷ relisted 2×

Cock Lane, City Of London, London

1 bed 1 bath Aldgate

25 days on market avail 28 Oct Share Agent's site ↗

379 sqft 35 m²

£7.13/sqft £76.75/m² 21% above Bishopsgate median
£2,701/mo was £2,750 ◷ relisted 1×

Fetter Lane, Holborn, London, EC4A

1 bed 1 bath Aldgate

21 days on market 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.