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.

18,825 flats measured

Best £/sqft£/m² first

3 listings · £2.75/sqft£29.60/m² median in E4

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.

1,315 sqft 122 m²

£2.09/sqft £22.50/m² 24% below E4 median
£2,750/mo £688 each (if split by room)

Tudor Road, Highams Park

4 bed 2 bath Chapel End

6 days on market avail 24 Oct Share Agent's site ↗

2,225 sqft 207 m²

£2.25/sqft £24.22/m² 18% below E4 median
£5,000/mo £1,000 each (if split by room)

Castle Avenue, Chingford

5 bed 3 bath Hale End

6 days on market Share Agent's site ↗

1,139 sqft 106 m²

£2.68/sqft £28.85/m²
£3,050/mo £763 each (if split by room) was £3,150

Hall Lane, London, E4

4 bed 2 bath South Chingford

21 days on market avail now 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.