Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
14 Southdown House, Southdown Road, Harpenden, AL5 1QU	14 Feb 2020	£280,000 B	61 m² 656 sqft	£4,590 £426	Flat (2 bed)
12 Southdown House, Southdown Road, Harpenden, AL5 1QU -	10 Nov 2014	£235,000	58 m² 624 sqft	£4,051 £376	Flat (2 bed)
13 Southdown House, Southdown Road, Harpenden, AL5 1QU	12 Jan 2006	£161,000			Flat (2 bed)
5 Southdown House, Southdown Road, Harpenden, AL5 1QU	11 Oct 1996	£47,500	53 m² 570 sqft	£896 £83	Flat (2 bed)
14 Southdown House, Southdown Rd	£280,000 B Feb-2020	61 656	4,590 426
12 Southdown House, Southdown Rd -	£235,000 Nov-2014	58 624	4,051 376
13 Southdown House, Southdown Rd	£161,000 Jan-2006
5 Southdown House, Southdown Rd	£47,500 Oct-1996	53 570	896 83

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

The average price per square metre (per square foot) in Southdown Road, Harpenden is £5,259 sqm (£488 per sq ft), this is calculated from sold property prices of the 22 most recent sales.
The majority of homes in Harpenden are now selling for between £5,940 and £7,640 per square metre (£551 and £709 per square foot) , find out more in this local analysis of AL5 1 (Harpenden) house prices.
There are about 49 homes on Southdown Road, we would have expected roughly 7 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 22 property sales in Southdown Road, averaging about 5 home sales per year .
The average size of all the properties on Southdown Road is 56 m2 (602 sqft).