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 · £2.74/sqft£29.49/m² median in SE23

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.

732 sqft 68 m²

£2.46/sqft £26.48/m² 10% below SE23 median
£1,800/mo £900 each (if split by room) was £1,850

Dartmouth Road, London, SE23

2 bed 1 bath Evergreen Walk

11 days on market avail 29 Sep Share Agent's site ↗

1,843 sqft 171 m²

£2.58/sqft £27.77/m² 6% below SE23 median
£4,750/mo £950 each (if split by room) was £4,900 ◷ 56 days on market

Blythe Vale, Catford

5 bed 4 bath Forest Hill

56 days on market Share Agent's site ↗

1,462 sqft 136 m²

£2.74/sqft £29.49/m²
£4,000/mo £800 each (if split by room) was £4,100

Crofton Park Road, Crofton Park

5 bed 2 bath Catford

56 days on market Share Portal ↗

size unknown

—/sqft/m²
£2,900/mo £967 each (if split by room) was £3,150

Forest Hill, London, SE23

3 bed 2 bath Evergreen Walk

26 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£3,000/mo £1,000 each (if split by room) was £3,400 ◷ 60 days on market

Ringmore Rise, Forest Hill

3 bed 1 bath Evergreen Walk

60 days on market Share Portal ↗

size unknown

—/sqft/m²
£1,950/mo £975 each (if split by room) was £2,100

Siddons Road, London, SE23

2 bed 1 bath Forest Hill

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

size unknown

—/sqft/m²
£5,000/mo £1,000 each (if split by room) was £5,250 ◷ 47 days on market

Wood Vale, London, SE23

5 bed 2 bath Evergreen Walk

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

size unknown

—/sqft/m²
£1,650/mo £825 each (if split by room) was £1,800 ◷ 2mo on market

Woodlands Court, Wood Vale, Forest Hill, SE23

2 bed 1 bath Evergreen Walk

2mo 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.