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.

18,823 flats measured

Best £/sqft£/m² first

29 listings · £2.78/sqft£29.92/m² median in Sydenham

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.

750 sqft 70 m²

£2.53/sqft £27.23/m² 9% below Sydenham median
£1,900/mo £950 each (if split by room) ◷ relisted 1×

Sydenham Road, Sydenham

2 bed 1 bath Lower Sydenham

6 days on market Share Agent's site ↗

633 sqft 59 m²

£2.61/sqft £28.09/m² 6% below Sydenham median
£1,650/mo £825 each (if split by room) ◷ relisted 1×

Melborne Court, Anerley Road, London

2 bed ? bath Crystal Palace

10 days on market avail now Share Portal ↗

736 sqft 68 m²

£2.71/sqft £29.17/m²
£1,995/mo £998 each (if split by room) was £2,100 ◷ 48 days on market

Willow Way, London, SE26

2 bed 1 bath Forest Hill

48 days on market avail 30 Mar 2027 Share Portal ↗

715 sqft 66 m²

£2.73/sqft £29.39/m²
£1,950/mo £975 each (if split by room) ◷ 57 days on market

Anerley Road, Crystal Palace, London, SE19

2 bed 1 bath Crystal Palace

57 days on market avail now Share Portal ↗

655 sqft 61 m²

£2.75/sqft £29.60/m²
£1,800/mo £900 each (if split by room) was £2,000 ◷ 53 days on market

Isis House, London, SE20

2 bed 2 bath Crystal Palace

53 days on market avail now Share Portal ↗

886 sqft 82 m²

£2.82/sqft £30.35/m² short let
£2,500/mo was £3,500 ◷ 45 days on market

Pascal Mews, Crystal Palace, London, SE19

2 bed 2 bath Crystal Palace

45 days on market Share Agent's site ↗

547 sqft 51 m²

£3.02/sqft £32.51/m²
£1,650/mo ◷ 41 days on market

Anerley Park, Crystal Palace, London, SE20

1 bed 1 bath Crystal Palace

41 days on market Share Agent's site ↗

532 sqft 49 m²

£3.10/sqft £33.37/m²
£1,650/mo £825 each (if split by room) was £1,750 ◷ relisted 1×

Anerley Park, LONDON

2 bed 1 bath Crystal Palace

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

559 sqft 52 m²

£3.40/sqft £36.60/m² 22% above Sydenham median
£1,900/mo £950 each (if split by room) ◷ 49 days on market

Belvedere Road, Crystal Palace, London, SE19

2 bed 1 bath Crystal Palace

49 days on market Share Portal ↗

456 sqft 42 m²

£3.40/sqft £36.60/m² 22% above Sydenham median
£1,550/mo was £1,600 ◷ 57 days on market

New Church Court

1 bed 1 bath Crystal Palace

57 days on market avail now Share Portal ↗

389 sqft 36 m²

£3.60/sqft £38.75/m² 29% above Sydenham median
£1,400/mo ◷ 31 days on market

Anerley Road, London, SE20

1 bed 1 bath Crystal Palace

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

691 sqft 64 m²

£3.62/sqft £38.97/m² short let
£2,500/mo ◷ 56 days on market

Kent House Road, New Beckenham, London, SE26

2 bed 1 bath Lower Sydenham

56 days on market Share Agent's site ↗

601 sqft 56 m²

£3.66/sqft £39.40/m² 32% above Sydenham median
£2,200/mo £1,100 each (if split by room) ◷ 48 days on market

Anerley Park, Anerley, SE20

2 bed 1 bath Crystal Palace

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

732 sqft 68 m²

£3.85/sqft £41.44/m² short let
£2,817/mo was £3,033 ◷ 56 days on market

Jews Walk, London, SE26

1 bed 2 bath Crystal Palace

56 days on market avail now Share Portal ↗

224 sqft 21 m²

£6.03/sqft £64.91/m² 117% above Sydenham median
£1,350/mo was £1,375 ◷ 56 days on market

Sydenham Park Road, London, SE26

0 bed 1 bath Forest Hill

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

size unknown

—/sqft/m²
£2,500/mo £625 each (if split by room) ◷ 49 days on market

Anerley Hill London, SE19

4 bed 2 bath Crystal Palace

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

size unknown

—/sqft/m²
£1,900/mo £950 each (if split by room) ◷ 32 days on market

Beckett Walk, Beckenham, BR3

2 bed 1 bath New Beckenham

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

size unknown

—/sqft/m²
£1,600/mo £800 each (if split by room) ◷ 57 days on market

High Street, Penge, SE20

2 bed 1 bath New Beckenham

57 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£2,250/mo £750 each (if split by room) ◷ 30 days on market

Kent House Road, London, SE26

3 bed 1 bath Lower Sydenham

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

size unknown

—/sqft/m²
£1,450/mo ◷ 47 days on market

Lyric Mews, Silverdale, SE26

1 bed 1 bath Crystal Palace

47 days on market avail 9 Oct Share Agent's site ↗

size unknown

—/sqft/m²
£3,958/mo ◷ 56 days on market

Metro Business Centre, London, SE26

1 bed 2 bath New Beckenham

56 days on market avail now Share Portal ↗

size unknown

—/sqft/m² short let
£1,700/mo was £1,875 ◷ 56 days on market

Orchard Court, London, SE26

1 bed 1 bath New Beckenham

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

size unknown

—/sqft/m²
£1,350/mo ◷ 58 days on market

Parish Lane, London, SE20

0 bed 1 bath New Beckenham

58 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,800/mo £900 each (if split by room) ◷ 57 days on market

Parish Lane, London, SE20

2 bed 1 bath New Beckenham

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

size unknown

—/sqft/m²
£1,300/mo ◷ 53 days on market

Parish Lane

0 bed 1 bath New Beckenham

53 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,800/mo £900 each (if split by room) ◷ 49 days on market

Phoenix Road, Penge

2 bed 1 bath New Beckenham

49 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,350/mo was £1,375 ◷ 56 days on market

Sydenham Park Road, London, SE26

0 bed 1 bath Forest Hill

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

size unknown

—/sqft/m²
£1,500/mo ◷ 56 days on market

Sydenham Road, London, SE26

1 bed 1 bath Lower Sydenham

56 days on market avail now Share Portal ↗

size unknown

—/sqft/m²
£1,833/mo ◷ 57 days on market

Thesiger Road, London, SE20

1 bed 1 bath New Beckenham

57 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.