GaffFinder

London lettings, by the square foot

Saved Get alerts

Every London flat, measured.

The portals won’t let you rank by size. We read the floorplans, so you can.

18,497 flats measured

Best £/sqft£/m² first

1–48 of 477 · £3.98/sqft£42.84/m² median in London

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.

2,247 sqft 209 m²

£1.40/sqft £15.07/m² 65% below London median
£3,150/mo £630 each (if split by room)

Cromwell Road, Feltham, Middlesex, TW13

5 bed 3 bath Feltham

2 days on market avail now Share Portal ↗

2,208 sqft 205 m²

£1.43/sqft £15.39/m² 64% below London median
£3,150/mo £630 each (if split by room)

Woodland Terrace, Charlton

5 bed 2 bath Charlton Riverside

2 days on market Share Agent's site ↗

2,614 sqft 243 m²

£1.45/sqft £15.61/m² 64% below London median
£3,800/mo £760 each (if split by room)

Heybridge Avenue, Streatham

5 bed 3 bath Norbury

4 days on market Share Agent's site ↗

2,746 sqft 255 m²

£1.53/sqft £16.47/m² 62% below London median
£4,200/mo £840 each (if split by room)

Corringway, Ealing, London

5 bed 3 bath Ealing

5 days on market avail 1 Nov Share Portal ↗

3,019 sqft 280 m²

£1.61/sqft £17.33/m² 60% below London median
£4,850/mo £1,213 each (if split by room)

Vine Grove, Hillingdon.

4 bed 2 bath Ickenham

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

2,303 sqft 214 m²

£1.63/sqft £17.55/m² 59% below London median
£3,750/mo £938 each (if split by room)

Dowanhill Road, Catford, London, SE6

4 bed 1 bath Catford

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

1,936 sqft 180 m²

£1.68/sqft £18.08/m² 58% below London median
£3,250/mo £813 each (if split by room)

Balmoral Way, Sutton, SM2

4 bed 2 bath Sutton

listed yesterday avail 2 Oct Share Agent's site ↗

1,632 sqft 152 m²

£1.69/sqft £18.19/m² 58% below London median
£2,750/mo £688 each (if split by room)

Barnet Way NW7, Mill Hill, London, NW7

4 bed 3 bath Broadfields

listed yesterday Share Agent's site ↗

1,324 sqft 123 m²

£1.74/sqft £18.73/m² 56% below London median
£2,300/mo £575 each (if split by room)

Brookscroft Road, Walthamstow,, E17

4 bed 1 bath Hale End

3 days on market avail 19 Nov Share Agent's site ↗

2,437 sqft 226 m²

£1.74/sqft £18.73/m² 56% below London median
£4,250/mo £1,063 each (if split by room) ◷ relisted 1×

Woodside Orpington BR6

4 bed 3 bath Bromley

4 days on market avail now Share Portal ↗

1,359 sqft 126 m²

£1.80/sqft £19.38/m² 55% below London median
£2,450/mo £613 each (if split by room)

Gale Close, MITCHAM

4 bed 2 bath Mitcham

2 days on market avail 28 Sep Share Agent's site ↗

1,844 sqft 171 m²

£1.84/sqft £19.81/m² 54% below London median
£3,400/mo £850 each (if split by room)

Copthall Road East Ickenham

4 bed 2 bath Ickenham

4 days on market avail 25 Nov Share Agent's site ↗

1,735 sqft 161 m²

£1.87/sqft £20.13/m² 53% below London median
£3,250/mo £650 each (if split by room) was £3,500

Finchley Lane, London, NW4

5 bed 2 bath Hendon

5 days on market avail 10 Oct Share Agent's site ↗

2,383 sqft 221 m²

£1.89/sqft £20.34/m² 53% below London median
£4,500/mo £1,125 each (if split by room)

High Road, Whetstone

4 bed 2 bath Oakleigh Park

2 days on market avail now Share Portal ↗

2,082 sqft 193 m²

£1.92/sqft £20.67/m² 52% below London median
£4,000/mo £1,000 each (if split by room)

Bromyard Avenue, London

4 bed 2 bath Acton

listed yesterday Share Agent's site ↗

1,876 sqft 174 m²

£1.92/sqft £20.67/m² 52% below London median
£3,600/mo £720 each (if split by room)

Fernhall Drive, Ilford

5 bed 2 bath Clayhall

4 days on market avail 9 Oct Share Portal ↗

2,603 sqft 242 m²

£1.92/sqft £20.67/m² 52% below London median
£5,000/mo £1,000 each (if split by room)

Holly Hill, London, N21

5 bed 3 bath Oakwood

listed yesterday avail now Share Portal ↗

1,409 sqft 131 m²

£1.95/sqft £20.99/m² 51% below London median
£2,750/mo £550 each (if split by room)

Harlow Gardens, Romford

5 bed 2 bath Chase Cross

listed yesterday avail 3 Oct Share Agent's site ↗

1,467 sqft 136 m²

£1.96/sqft £21.10/m² 51% below London median
£2,875/mo £719 each (if split by room)

Brickwall Lane, Ruislip, HA4

4 bed 3 bath Ruislip

3 days on market avail 23 Nov Share Agent's site ↗

2,677 sqft 249 m²

£1.96/sqft £21.10/m² 51% below London median
£5,250/mo £1,050 each (if split by room)

Northiam, Woodside Park

5 bed 3 bath West Finchley

4 days on market avail 1 Oct Share Portal ↗

1,251 sqft 116 m²

£2.00/sqft £21.53/m² 50% below London median
£2,500/mo £625 each (if split by room)

Fitzroy Gardens, Crystal Palace

4 bed 1 bath Crystal Palace

4 days on market avail 2 Dec Share Agent's site ↗

2,032 sqft 189 m²

£2.07/sqft £22.28/m² 48% below London median
£4,200/mo £840 each (if split by room)

Bainbridge Close, Richmond

5 bed 3 bath Ham

4 days on market Share Agent's site ↗

1,937 sqft 180 m²

£2.07/sqft £22.28/m² short let
£4,000/mo

Potter Street, Northwood, HA6

4 bed 3 bath Northwood

3 days on market Share Agent's site ↗

2,414 sqft 224 m²

£2.07/sqft £22.28/m² 48% below London median
£5,000/mo £1,000 each (if split by room)

Rockhampton Road, Tulse Hill, SE27

5 bed 6 bath West Norwood

2 days on market Share Agent's site ↗

1,927 sqft 179 m²

£2.08/sqft £22.39/m² 48% below London median
£4,008/mo £1,002 each (if split by room)

Hadyn Park Road W12

4 bed 3 bath Shepherd's Bush

5 days on market avail 11 Nov Share Portal ↗

1,559 sqft 145 m²

£2.08/sqft £22.39/m² 48% below London median
£3,250/mo £813 each (if split by room)

Mackenzie Road, Beckenham, BR3

4 bed 2 bath Anerley

5 days on market avail 1 Oct Share Agent's site ↗

1,796 sqft 167 m²

£2.09/sqft £22.50/m² 47% below London median
£3,750/mo £938 each (if split by room)

The Ride, Brentford

4 bed 2 bath Brentford

listed yesterday avail 1 Oct Share Portal ↗

1,315 sqft 122 m²

£2.09/sqft £22.50/m² 47% below London median
£2,750/mo £688 each (if split by room)

Tudor Road, Highams Park

4 bed 2 bath Chapel End

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

1,427 sqft 133 m²

£2.10/sqft £22.60/m² 47% below London median
£3,000/mo £750 each (if split by room)

Ross Road, South Norwood

4 bed ? bath South Norwood

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

1,422 sqft 132 m²

£2.11/sqft £22.71/m² 47% below London median
£2,995/mo £749 each (if split by room) ◷ relisted 1×

Farm Road, Edgware, HA8

4 bed 2 bath Edgware

4 days on market avail now Share Portal ↗

2,838 sqft 264 m²

£2.11/sqft £22.71/m² 47% below London median
£6,000/mo £1,200 each (if split by room)

Warren Lane, Stanmore, HA7

5 bed 4 bath Brockley Park

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

2,126 sqft 198 m²

£2.12/sqft £22.82/m² 47% below London median
£4,500/mo £1,125 each (if split by room)

High Road, Whetstone, N20 - NEWLY REDECORATED

4 bed 2 bath Oakleigh Park

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

1,999 sqft 186 m²

£2.13/sqft £22.93/m² 46% below London median
£4,250/mo £1,063 each (if split by room)

Malden Road, New Malden

4 bed 3 bath Motspur Park

5 days on market Share Portal ↗

1,022 sqft 95 m²

£2.15/sqft £23.14/m² 46% below London median
£2,200/mo £550 each (if split by room)

Linley Crescent, Romford

4 bed 2 bath Collier Row

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

1,249 sqft 116 m²

£2.16/sqft £23.25/m² 46% below London median
£2,700/mo £675 each (if split by room)

David Wildman Lane, London, NW7

4 bed 2 bath Chalet Estate

3 days on market avail now Share Portal ↗

1,657 sqft 154 m²

£2.17/sqft £23.36/m² 45% below London median
£3,600/mo £720 each (if split by room)

Glencairn Road, Streatham

5 bed 2 bath Norbury

4 days on market Share Agent's site ↗

1,378 sqft 128 m²

£2.18/sqft £23.47/m² 45% below London median
£3,000/mo £750 each (if split by room) was £3,300 ◷ relisted 1×

Station Road, Barnet, London, NW4

4 bed ? bath Hendon

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

1,453 sqft 135 m²

£2.20/sqft £23.68/m² 45% below London median
£3,200/mo £800 each (if split by room)

Clementina Road, Leyton, London, E10

4 bed 2 bath Waltham Forest

2 days on market avail 10 Oct Share Agent's site ↗

2,030 sqft 189 m²

£2.22/sqft £23.90/m² 44% below London median
£4,500/mo £1,125 each (if split by room)

South Croxted Road, Dulwich, SE21

4 bed 2 bath Tulse Hill

3 days on market avail 26 Nov Share Portal ↗

1,115 sqft 104 m²

£2.24/sqft £24.11/m² 44% below London median
£2,500/mo £625 each (if split by room)

Buckingham Gardens, Edgware, HA8

4 bed 3 bath Edgware

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

1,292 sqft 120 m²

£2.24/sqft £24.11/m² 44% below London median
£2,900/mo £725 each (if split by room)

Halton Close, Friern Barnet, London, N11

4 bed 3 bath Colney Hatch

2 days on market avail 27 Oct Share Portal ↗

2,678 sqft 249 m²

£2.24/sqft £24.11/m² 44% below London median
£6,000/mo £1,200 each (if split by room)

Southway, Totteridge

5 bed 3 bath Whetstone

2 days on market avail now Share Portal ↗

2,225 sqft 207 m²

£2.25/sqft £24.22/m² 43% below London median
£5,000/mo £1,000 each (if split by room)

Castle Avenue, Chingford

5 bed 3 bath Hale End

4 days on market Share Agent's site ↗

1,313 sqft 122 m²

£2.28/sqft £24.54/m² 43% below London median
£3,000/mo £600 each (if split by room)

Clifford Road, Hounslow, TW4

5 bed 3 bath Beavers

5 days on market avail 2 Nov Share Agent's site ↗

2,629 sqft 244 m²

£2.28/sqft £24.54/m² short let
£6,000/mo

Durrington Park Road, SW20

5 bed 4 bath Copse Hill

4 days on market Share Agent's site ↗

1,243 sqft 115 m²

£2.29/sqft £24.65/m² 42% below London median
£2,850/mo £713 each (if split by room)

Ashmour Gardens, Romford, RM1

4 bed 2 bath Collier Row

5 days on market Share Agent's site ↗

1,465 sqft 136 m²

£2.29/sqft £24.65/m² 42% below London median
£3,350/mo £670 each (if split by room)

Farm Way, Worcester Park

5 bed 2 bath Worcester Park

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

1,272 sqft 118 m²

£2.32/sqft £24.97/m² 42% below London median
£2,950/mo £738 each (if split by room)

Colvin Gardens, Wanstead, E11

4 bed 2 bath Wanstead

5 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.