Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area  Export table	Last sold	Price paid	Floor area	£ per square metre	Type	Paid	m2	£/m2
Flat 23 Orchard Court, Portman Square, Marble Arch, W1H 6LE	01 Nov 2022	£10,000,000 B	383 sqm	£26,109	Flat (4 bed)
Flat 20 Orchard Court, Portman Square, Marble Arch, W1H 6LE	18 Oct 2021	£8,000,000 B	360 sqm	£22,222	Other (4 bed)
Flat 10 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	30 Sep 2020	£6,100,000	253 sqm	£24,110	Flat (4 bed)
Flat 9 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	26 Sep 2018	£5,950,000	249 sqm	£23,895	Flat (4 bed)
Flat 2 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	06 Oct 2010	£1,825,000	148 sqm	£12,331	Flat (2 bed)
Flat 28 Orchard Court, Portman Square, Marble Arch, W1H 6LE	25 Jul 2007	£5,600,000	342 sqm	£16,374	Flat (4 bed)
Flat 5 Orchard Court, Portman Square, Marble Arch, W1H 6LE	30 Jan 2006	£1,900,000			Flat (4 bed)
Flat 21 Orchard Court, Portman Square, Marble Arch, W1H 6LE	07 Feb 2002	£1,850,000	364 sqm	£5,082	Flat (4 bed)
Flat 12 Orchard Court, Portman Square, Marble Arch, W1H 6LE	10 Jul 2001	£1,185,000			Flat (4 bed)
Flat 16 Orchard Court, Portman Square, Marble Arch, W1H 6LE	18 May 2001	£1,150,000			Flat (4 bed)
Flat 11 Orchard Court, Portman Square, Marble Arch, W1H 6LE	04 Jan 2001	£925,000			Flat (4 bed)
Flat 24 Orchard Court, Portman Square, Marble Arch, W1H 6LE	29 Jan 1999	£1,350,000			Flat (4 bed)
Flat 19 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	12 Mar 1997	£1,500,000	356 sqm	£4,213	Flat (4 bed)
Flat 1 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	17 May 1995	£485,000			Flat (4 bed)
Flat 17 Orchard Court, Portman Square, Marble Arch, W1H 6LE -	22 Feb 1995	£750,000	218 sqm	£3,440	Flat (4 bed)
Flat 23 Orchard Court, Portman Square	£10,000,000 B Nov-2022	383	26,109
Flat 20 Orchard Court, Portman Square	£8,000,000 B Oct-2021	360	22,222
Flat 10 Orchard Court, Portman Square -	£6,100,000 Sep-2020	253	24,110
Flat 9 Orchard Court, Portman Square -	£5,950,000 Sep-2018	249	23,895
Flat 2 Orchard Court, Portman Square -	£1,825,000 Oct-2010	148	12,331
Flat 28 Orchard Court, Portman Square	£5,600,000 Jul-2007	342	16,374
Flat 5 Orchard Court, Portman Square	£1,900,000 Jan-2006
Flat 21 Orchard Court, Portman Square	£1,850,000 Feb-2002	364	5,082
Flat 12 Orchard Court, Portman Square	£1,185,000 Jul-2001
Flat 16 Orchard Court, Portman Square	£1,150,000 May-2001
Flat 11 Orchard Court, Portman Square	£925,000 Jan-2001
Flat 24 Orchard Court, Portman Square	£1,350,000 Jan-1999
Flat 19 Orchard Court, Portman Square -	£1,500,000 Mar-1997	356	4,213
Flat 1 Orchard Court, Portman Square -	£485,000 May-1995
Flat 17 Orchard Court, Portman Square -	£750,000 Feb-1995	218	3,440

The data above for Portman Square can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Portman Square, Marble Arch is £19,889 sqm (£1,847 per sq ft), this is from the Land Registry sold price of the 12 most recent sales.
There are roughly 127 homes on Portman Square, we would have expected approximately 18 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 12 property sales in Portman Square, averaging roughly 3 home sales per year .
The average size of all the properties on Portman Square is 102 m2 (1,097 sqft).

*Land Registry 'Category B: Additional Price Paid entry'.