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.

18,828 flats measured

Best £/sqft£/m² first

8 listings · £2.72/sqft£29.28/m² median in SM6

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.

807 sqft 75 m²

£2.11/sqft £22.71/m² 22% below SM6 median
£1,700/mo £850 each (if split by room) was £1,900

Apeldoorn Drive, Wallington

2 bed 1 bath Carshalton-on-the-Hill

19 days on market avail now Share Portal ↗

456 sqft 42 m²

£2.96/sqft £31.86/m²
£1,350/mo was £1,400

21 Whelan Way, Wallington

1 bed 1 bath Beddington

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

473 sqft 44 m²

£3.49/sqft £37.57/m² 28% above SM6 median
£1,650/mo £825 each (if split by room) was £1,750

Clarendon Road, Wallington, SM6

2 bed 1 bath Carshalton

27 days on market avail 26 Oct Share Agent's site ↗

size unknown

—/sqft/m²
£1,600/mo £800 each (if split by room) was £1,650

91 Manor Road, Wallington, SM6

2 bed 1 bath Carshalton

20 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,900/mo £950 each (if split by room) was £2,000

Caledon Road, Wallington, Surrey, SM6

2 bed 1 bath Carshalton

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

size unknown

—/sqft/m²
£1,250/mo was £1,300

Croydon Road, Wallington, Surrey, SM6

1 bed 1 bath Carshalton

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

size unknown

—/sqft/m²
£2,500/mo £833 each (if split by room) was £2,700

Godalming Avenue, Wallington, SM6

3 bed 2 bath Beddington

19 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,600/mo £800 each (if split by room) was £1,700

Poppy Close Hackbridge

2 bed 1 bath Carshalton

13 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.