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
10, Castle Street, Builth Wells, LD2 3BN -	28 Mar 2025	£220,000	170 m² 1829 sqft	£1,294 £120	Terrace (6 bed)
8, Castle Street, Builth Wells, LD2 3BN	14 Feb 2025	£137,500 B	240 m² 2583 sqft	£572 £53	Terrace
27, Castle Street, Builth Wells, LD2 3BN -	26 Apr 2024	£170,000	113 m² 1216 sqft	£1,504 £139	Terrace (4 bed)
16, Castle Street, Builth Wells, LD2 3BN -	16 Feb 2024	£192,000	94 m² 1011 sqft	£2,042 £189	Semi-D (3 bed)
13, Castle Street, Builth Wells, LD2 3BN	30 Nov 2023	£80,000			Flat
24, Castle Street, Builth Wells, LD2 3BN -	03 Nov 2023	£178,000	81 m² 871 sqft	£2,197 £204	Semi-D (3 bed)
33, Castle Street, Builth Wells, LD2 3BN	18 Oct 2022	£300,000 B	239 m² 2572 sqft	£1,255 £116	Other (4 bed)
22, Castle Street, Builth Wells, LD2 3BN -	01 Jul 2022	£145,000	77 m² 828 sqft	£1,883 £174	Semi-D (3 bed)
13, Castle Street, Builth Wells, LD2 3BN	27 May 2022	£83,500			Flat
26a, Castle Street, Builth Wells, LD2 3BN	11 Mar 2022	£167,000	58 m² 624 sqft	£2,879 £267	Semi-D
26, Castle Street, Builth Wells, LD2 3BN	14 Jan 2022	£170,000	58 m² 624 sqft	£2,931 £272	Semi-D
28, Castle Street, Builth Wells, LD2 3BN -	01 Dec 2021	£215,000	83 m² 893 sqft	£2,590 £240	Semi-D (3 bed)
32, Castle Street, Builth Wells, LD2 3BN -	26 Apr 2021	£195,000	78 m² 839 sqft	£2,500 £232	Semi-D (4 bed)
20, Castle Street, Builth Wells, LD2 3BN -	11 Jan 2021	£143,000	89 m² 957 sqft	£1,606 £149	Semi-D (3 bed)
Garden Flat 13, Castle Street, Builth Wells, LD2 3BN	18 Nov 2020	£58,500			Flat
Garden Flat 13, Castle Street, Builth Wells, LD2 3BN	24 Jul 2019	£70,000			Flat
6, Castle Street, Builth Wells, LD2 3BN	26 Apr 2018	£115,000			Semi-D
25, Castle Street, Builth Wells, LD2 3BN -	24 May 2017	£145,000	132 m² 1420 sqft	£1,098 £102	Terrace (4 bed)
12, Castle Street, Builth Wells, LD2 3BN -	23 Mar 2017	£140,000	162 m² 1743 sqft	£864 £80	Terrace (5 bed)
23, Castle Street, Builth Wells, LD2 3BN	06 Mar 2012	£115,000	99 m² 1065 sqft	£1,161 £107	Terrace (4 bed)
4, Castle Street, Builth Wells, LD2 3BN	03 Feb 2012	£70,000			Terrace
13, Castle Street, Builth Wells, LD2 3BN	07 Oct 2009	£60,000			Flat
13, Castle Street, Builth Wells, LD2 3BN	09 Jul 2007	£82,000			Flat
13, Castle Street, Builth Wells, LD2 3BN	12 Apr 2006	£55,000			Flat
4, Castle Street, Builth Wells, LD2 3BN	24 Mar 2003	£52,000			Semi-D
13, Castle Street, Builth Wells, LD2 3BN	27 Sep 2002	£22,000			Flat
21, Castle Street, Builth Wells, LD2 3BN	26 Jul 2002	£53,000			Terrace (4 bed)
13, Castle Street, Builth Wells, LD2 3BN	01 Dec 2000	£28,000			Flat
13, Castle Street, Builth Wells, LD2 3BN	20 Apr 2000	£28,000			Flat
13, Castle Street, Builth Wells, LD2 3BN	22 May 1998	£29,500			Flat
10, Castle St -	£220,000 Mar-2025	170 1829	1,294 120
8, Castle St	£137,500 B Feb-2025	240 2583	572 53
27, Castle St -	£170,000 Apr-2024	113 1216	1,504 139
16, Castle St -	£192,000 Feb-2024	94 1011	2,042 189
13, Castle St	£80,000 Nov-2023
24, Castle St -	£178,000 Nov-2023	81 871	2,197 204
33, Castle St	£300,000 B Oct-2022	239 2572	1,255 116
22, Castle St -	£145,000 Jul-2022	77 828	1,883 174
13, Castle St	£83,500 May-2022
26a, Castle St	£167,000 Mar-2022	58 624	2,879 267
26, Castle St	£170,000 Jan-2022	58 624	2,931 272
28, Castle St -	£215,000 Dec-2021	83 893	2,590 240
32, Castle St -	£195,000 Apr-2021	78 839	2,500 232
20, Castle St -	£143,000 Jan-2021	89 957	1,606 149
Garden Flat 13, Castle St	£58,500 Nov-2020
Garden Flat 13, Castle St	£70,000 Jul-2019
6, Castle St	£115,000 Apr-2018
25, Castle St -	£145,000 May-2017	132 1420	1,098 102
12, Castle St -	£140,000 Mar-2017	162 1743	864 80
23, Castle St	£115,000 Mar-2012	99 1065	1,161 107
4, Castle St	£70,000 Feb-2012
13, Castle St	£60,000 Oct-2009
13, Castle St	£82,000 Jul-2007
13, Castle St	£55,000 Apr-2006
4, Castle St	£52,000 Mar-2003
13, Castle St	£22,000 Sep-2002
21, Castle St	£53,000 Jul-2002
13, Castle St	£28,000 Dec-2000
13, Castle St	£28,000 Apr-2000
13, Castle St	£29,500 May-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, Builth Wells is £2,104 sqm (£195 per sq ft), this is calculated from the Land Registry sold price of the 7 most recent sales.
The majority of homes in Builth Wells are now selling for between £1,870 and £2,990 per square metre (£173 and £277 per square foot) , find out more in this local analysis of LD2 3 (Builth Wells) house prices.
There are approximately 16 homes on Castle Street, we would have expected roughly 2 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 7 property sales in Castle Street, averaging roughly 1 home sales per year .
The average size of all the properties on Castle Street is 102 m2 (1,097 sqft).