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
5, Castle Street, Blaenavon, NP4 9QL	20 Jul 2023	£96,000	74 m² 796 sqft	£1,297 £120	Terrace (2 bed)
3, Castle Street, Blaenavon, NP4 9QL -	31 May 2023	£145,000	68 m² 731 sqft	£2,132 £198	Terrace (2 bed)
8, Castle Street, Blaenavon, NP4 9QL -	29 Nov 2022	£131,200	80 m² 861 sqft	£1,640 £152	Terrace (2 bed)
6, Castle Street, Blaenavon, NP4 9QL -	20 Jan 2022	£109,950	81 m² 871 sqft	£1,357 £126	Terrace (2 bed)
7, Castle Street, Blaenavon, NP4 9QL	20 Dec 2013	£85,000	80 m² 861 sqft	£1,062 £98	Terrace (2 bed)
4, Castle Street, Blaenavon, NP4 9QL	02 Nov 2005	£55,000			Terrace (2 bed)
11, Castle Street, Blaenavon, NP4 9QL	28 Aug 1998	£34,000			Terrace (3 bed)
Y-llanerch, Castle Street, Blaenavon, NP4 9QL	04 Mar 1998	£65,000			Semi-D
5, Castle St	£96,000 Jul-2023	74 796	1,297 120
3, Castle St -	£145,000 May-2023	68 731	2,132 198
8, Castle St -	£131,200 Nov-2022	80 861	1,640 152
6, Castle St -	£109,950 Jan-2022	81 871	1,357 126
7, Castle St	£85,000 Dec-2013	80 861	1,062 98
4, Castle St	£55,000 Nov-2005
11, Castle St	£34,000 Aug-1998
Y-llanerch, Castle St	£65,000 Mar-1998

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

The average price per square metre (per square foot) in Castle Street, Blaenavon is £1,601 sqm (£148 per sq ft), this is calculated from the selling price of the 6 most recent sales.
The majority of homes in Blaenavon are now selling for between £1,360 and £1,930 per square metre (£126 and £179 per square foot) , find out more in this local analysis of NP4 9 (Blaenavon) house prices.
There are roughly 8 homes on Castle Street, we would have expected roughly 1 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 6 property sales in Castle Street, averaging approximately 1 home sales per year .
The average size of all the properties on Castle Street is 75 m2 (807 sqft).