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.

18,730 flats measured

Best £/sqft£/m² first

5 listings · £4.13/sqft£44.45/m² median in Wandsworth

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.

1,572 sqft 146 m²

£2.86/sqft £30.78/m² 31% below Wandsworth median
£4,500/mo £1,125 each (if split by room)

Littleton Street, Earlsfield, London, SW18

4 bed 2 bath Summerstown

listed today avail 5 Dec Share Portal ↗

1,670 sqft 155 m²

£2.99/sqft £32.18/m² 28% below Wandsworth median
£5,000/mo £1,000 each (if split by room)

Sutherland Grove, London, SW18

5 bed 2 bath Southfields

listed today avail 20 Oct Share Agent's site ↗

1,500 sqft 139 m²

£3.33/sqft £35.84/m² 19% below Wandsworth median
£5,000/mo £1,250 each (if split by room)

Fullerton Road, Wandsworth, SW18

4 bed 2 bath Clapham Junction

listed today avail now Share Agent's site ↗

1,378 sqft 128 m²

£3.85/sqft £41.44/m² 7% below Wandsworth median
£5,300/mo £1,325 each (if split by room)

Ravenslea Road, Balham, London, SW12

4 bed 2 bath Balham

listed today Share Agent's site ↗

1,363 sqft 127 m²

£3.89/sqft £41.87/m² 6% below Wandsworth median
£5,300/mo £1,325 each (if split by room)

Ravenslea Road, Clapham South

4 bed 2 bath Balham

listed today 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.