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.

18,612 flats measured

Best £/sqft£/m² first

3 listings · £3.67/sqft£39.50/m² median in SW18

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.

1,610 sqft 150 m²

£2.58/sqft £27.77/m² 30% below SW18 median
£4,160/mo £1,040 each (if split by room) ◷ relisted 2×

Elsenham Street, Southfields

4 bed 2 bath Earlsfield

listed yesterday avail now Share Agent's site ↗

1,648 sqft 153 m²

£2.73/sqft £29.39/m² 26% below SW18 median
£4,500/mo £1,125 each (if split by room) ◷ relisted 1×

Ravensbury Terrace, London, SW18, Earlsfield, London, SW18

4 bed 3 bath Summerstown

4 days on market Share Agent's site ↗

2,504 sqft 233 m²

£3.19/sqft £34.34/m² 13% below SW18 median
£7,995/mo £1,333 each (if split by room) ◷ relisted 1×

Wandsworth Common West Side, London, SW18

6 bed 2 bath Earlsfield

5 days on market avail 2 Oct 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.