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 49 Orchard Court, Portman Square, Marble Arch, W1H 6LG	29 Nov 2019	£8,437,500 B			Flat (6 bed)
Flat 50 Orchard Court, Portman Square, Marble Arch, W1H 6LG	29 Nov 2019	£8,812,500 B	308 sqm	£28,612	Flat (5 bed)
Flat 55 Orchard Court, Portman Square, Marble Arch, W1H 6LG	25 Sep 2002	£1,075,000			Flat (3 bed)
Flat 51 Orchard Court, Portman Square, Marble Arch, W1H 6LG -	07 Aug 2001	£2,100,000	357 sqm	£5,882	Flat (6 bed)
Flat 52 Orchard Court, Portman Square, Marble Arch, W1H 6LG	30 Apr 1996	£1,375,000			Flat (4 bed)
Flat 49 Orchard Court, Portman Square	£8,437,500 B Nov-2019
Flat 50 Orchard Court, Portman Square	£8,812,500 B Nov-2019	308	28,612
Flat 55 Orchard Court, Portman Square	£1,075,000 Sep-2002
Flat 51 Orchard Court, Portman Square -	£2,100,000 Aug-2001	357	5,882
Flat 52 Orchard Court, Portman Square	£1,375,000 Apr-1996

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 calculated from the sold price of the 12 most recent sales.
There are approximately 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'.