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.

18,714 flats measured

Best £/sqft£/m² first

4 listings · £3.01/sqft£32.40/m² median in Charlton

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.

1,011 sqft 94 m²

£2.47/sqft £26.59/m² 18% below Charlton median
£2,500/mo £625 each (if split by room)

Weyman Road, Blackheath

4 bed 2 bath Brook Hospital Estate

3 days on market Share Agent's site ↗

size unknown

—/sqft/m²
£3,500/mo £700 each (if split by room)

Harraden Road, London SE3

5 bed 3 bath Brook Hospital Estate

28 days on market avail 30 Oct Share Portal ↗

size unknown

—/sqft/m²
£3,300/mo £825 each (if split by room)

Priolo Road, London, SE7

4 bed 2 bath Blackheath Royal Standard

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

size unknown

—/sqft/m²
£1,863/mo £466 each (if split by room)

Shooters Hill Road, Woolwich, London, SE18

4 bed 2 bath Brook Hospital Estate

28 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.