Chiltern Street house price trends

The scatter plot below reveals the house price trend for Chiltern Street. The graph is constructed by plotting the price per square meter by date for all sales shows sales for only W1U 7NR . The blue circles represent individual sales. You can touch or click on each blue dot to see more detail about the specific sales.

View data in table form

There are roughly 58 homes on Chiltern Street, we would have expected about 8 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 8 property sales in Chiltern Street with 0 sold as new, averaging about 2 home sales per year . The average price per square metre (per square foot) in Chiltern Street, Baker Street is £15,218 sqm (£1,413 per sq ft), this is from the Land Registry price paid of the 8 most recent sales.
The average size of all the properties on Chiltern Street is 75 m2 (807 sqft).