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.

18,542 flats measured

Best £/sqft£/m² first

20 listings · £3.19/sqft£34.34/m² median in Blackheath

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.

1,074 sqft 100 m²

£2.42/sqft £26.05/m² 24% below Blackheath median
£2,600/mo £867 each (if split by room) was £2,700 ◷ 31 days on market

Kidbrooke Park Road, London, SE3

3 bed 1 bath Bernersmede

31 days on market avail 3 Oct Share Agent's site ↗

748 sqft 69 m²

£2.61/sqft £28.09/m² 18% below Blackheath median
£1,950/mo £975 each (if split by room) was £2,100

Kidbrooke Park Close, Blackheath, London, SE3

2 bed 1 bath Bernersmede

5 days on market Share Agent's site ↗

525 sqft 49 m²

£2.90/sqft £31.22/m² 9% below Blackheath median
£1,525/mo was £1,600

St Josephs Vale, LONDON

1 bed 1 bath Baizdon Road Estate

28 days on market avail 20 Oct Share Agent's site ↗

568 sqft 53 m²

£3.08/sqft £33.15/m² 3% below Blackheath median
£1,750/mo was £1,900 ◷ 54 days on market

Tizzard Grove, London, SE3

1 bed ? bath Blackheath Cator Estate

54 days on market avail 5 Oct Share Portal ↗

614 sqft 57 m²

£3.09/sqft £33.26/m² 3% below Blackheath median
£1,900/mo £950 each (if split by room) was £1,950 ◷ 57 days on market

Thyme Close London SE3

2 bed 2 bath Eltham

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

939 sqft 87 m²

£3.19/sqft £34.34/m²
£3,000/mo £1,000 each (if split by room) was £3,100 ◷ 57 days on market

Cairncross House, Kidbrooke Village

3 bed 2 bath Blackheath Cator Estate

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

667 sqft 62 m²

£3.30/sqft £35.52/m²
£2,200/mo £1,100 each (if split by room) was £2,300 ◷ 53 days on market

Cobham House,10 Pegler Square, LONDON, SE3

2 bed 1 bath Blackheath Cator Estate

53 days on market avail 9 Oct Share Portal ↗

586 sqft 54 m²

£3.40/sqft £36.60/m²
£1,995/mo £998 each (if split by room) was £2,100 ◷ 57 days on market

Dartmouth Grove London SE10

2 bed 1 bath Baizdon Road Estate

2mo on market avail now Share Portal ↗

569 sqft 53 m²

£3.69/sqft £39.72/m² 16% above Blackheath median
£2,100/mo £1,050 each (if split by room) was £2,200 ◷ 54 days on market

Shooters Hill Road, Blackheath

2 bed 1 bath Bernersmede

54 days on market Share Agent's site ↗

401 sqft 37 m²

£3.74/sqft £40.26/m² 17% above Blackheath median
£1,500/mo was £1,600

St Stephens Grove, London

1 bed 1 bath Baizdon Road Estate

25 days on market Share Agent's site ↗

349 sqft 32 m²

£4.00/sqft £43.06/m² 25% above Blackheath median
£1,395/mo was £1,550 ◷ 57 days on market

Shooters Hill Road, Blackheath, SE3

1 bed 1 bath Brook Hospital Estate

57 days on market Share Agent's site ↗

413 sqft 38 m²

£4.12/sqft £44.35/m² 29% above Blackheath median
£1,700/mo was £1,798 ◷ 56 days on market

Cairncross House, 17 Townsend Road, Kidbrooke Village, London, SE3

1 bed 1 bath Blackheath Cator Estate

56 days on market avail 13 Oct Share Agent's site ↗

size unknown

—/sqft/m²
£3,995/mo £999 each (if split by room) was £4,500 ◷ 57 days on market

Belmont Hill

4 bed 3 bath Baizdon Road Estate

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

size unknown

—/sqft/m²
£1,420/mo was £1,500 ◷ 52 days on market

Dacre Park, Blackheath Borders, London, SE13

1 bed 1 bath Blackheath

52 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£2,500/mo £833 each (if split by room) was £2,640 ◷ 2mo on market

Hither Farm Road, LONDON

3 bed 2 bath Eltham

2mo on market avail now Share Agent's site ↗

size unknown

—/sqft/m²
£1,350/mo was £1,400 ◷ 34 days on market

Kidbrooke Park Road, London, SE3

1 bed 1 bath Bernersmede

34 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£2,300/mo £1,150 each (if split by room) was £2,450 ◷ 60 days on market

Plowden Road, London, SE3

2 bed 1 bath Blackheath Cator Estate

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

size unknown

—/sqft/m²
£2,100/mo £1,050 each (if split by room) was £2,200 ◷ 54 days on market

Ryculff Square, London, SE3

2 bed 1 bath Blackheath

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

size unknown

—/sqft/m²
£1,550/mo was £1,600 ◷ 54 days on market

St Josephs Vale

1 bed 1 bath Baizdon Road Estate

54 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,525/mo was £1,600 ◷ 2mo on market

Westcombe Hill, London

1 bed 1 bath Bernersmede

2mo on market avail 3 Nov 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.