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
11b, Union Street, Carmarthen, SA31 3DE	21 Jun 2024	£142,500	109 m² 1173 sqft	£1,307 £121	Terrace (3 bed)
24, Union Street, Carmarthen, SA31 3DE	14 Aug 2023	£135,000 B	164 m² 1765 sqft	£823 £76	Terrace (3 bed)
11a, Union Street, Carmarthen, SA31 3DE	07 Jul 2023	£167,500 B	126 m² 1356 sqft	£1,329 £123	Terrace
17, Union Street, Carmarthen, SA31 3DE	16 May 2023	£130,000	118 m² 1270 sqft	£1,101 £102	Terrace (3 bed)
25, Union Street, Carmarthen, SA31 3DE -	06 Jan 2023	£154,000	63 m² 678 sqft	£2,444 £227	Terrace (2 bed)
13, Union Street, Carmarthen, SA31 3DE	18 Feb 2022	£175,000	110 m² 1184 sqft	£1,590 £147	Terrace (3 bed)
16, Union Street, Carmarthen, SA31 3DE -	28 Jan 2022	£149,995	123 m² 1323 sqft	£1,219 £113	Terrace (5 bed)
22, Union Street, Carmarthen, SA31 3DE	10 Jun 2021	£142,500	104 m² 1119 sqft	£1,370 £127	Terrace (2 bed)
Upper Flat 20, Union Street, Carmarthen, SA31 3DE	08 Jan 2021	£51,500			Flat
26, Union Street, Carmarthen, SA31 3DE -	04 Jan 2019	£78,000	75 m² 807 sqft	£1,040 £96	Terrace (2 bed)
20, Union Street, Carmarthen, SA31 3DE	11 May 2017	£7,000 B			Other
7, Union Street, Carmarthen, SA31 3DE	16 Mar 2017	£112,500	112 m² 1205 sqft	£1,004 £93	Terrace (3 bed)
Union Street Chapel, Union Street, Carmarthen, SA31 3DE	08 Dec 2016	£70,000 B			Other
13a, Union Street, Carmarthen, SA31 3DE -	30 Sep 2016	£177,500	212 m² 2281 sqft	£837 £77	Terrace (4 bed)
5, Union Street, Carmarthen, SA31 3DE -	19 Sep 2014	£156,000	137 m² 1474 sqft	£1,138 £105	Terrace (4 bed)
21, Union Street, Carmarthen, SA31 3DE	31 May 2013	£110,000			Terrace
9, Union Street, Carmarthen, SA31 3DE -	24 Sep 2010	£150,000	95 m² 1022 sqft	£1,578 £146	Terrace (3 bed)
11, Union Street, Carmarthen, SA31 3DE -	13 Mar 2008	£211,000	216 m² 2325 sqft	£976 £90	Detached (6 bed)
2, Union Street, Carmarthen, SA31 3DE -	16 Mar 2007	£120,000	137 m² 1474 sqft	£875 £81	Terrace (2 bed)
6, Union Street, Carmarthen, SA31 3DE	15 Jul 2005	£113,000	135 m² 1453 sqft	£837 £77	Terrace (3 bed)
Flat 2 20, Union Street, Carmarthen, SA31 3DE	28 Jan 2005	£50,000	58 m² 624 sqft	£862 £80	Flat
12, Union Street, Carmarthen, SA31 3DE	21 May 2004	£116,000			Terrace (3 bed)
27, Union Street, Carmarthen, SA31 3DE -	26 May 2000	£51,000	111 m² 1194 sqft	£459 £42	Terrace (5 bed)
4, Union Street, Carmarthen, SA31 3DE	11 Feb 2000	£28,500	105 m² 1130 sqft	£271 £25	Terrace (3 bed)
21, Union Street, Carmarthen, SA31 3DE	18 Jun 1999	£20,000			Terrace
11b, Union St	£142,500 Jun-2024	109 1173	1,307 121
24, Union St	£135,000 B Aug-2023	164 1765	823 76
11a, Union St	£167,500 B Jul-2023	126 1356	1,329 123
17, Union St	£130,000 May-2023	118 1270	1,101 102
25, Union St -	£154,000 Jan-2023	63 678	2,444 227
13, Union St	£175,000 Feb-2022	110 1184	1,590 147
16, Union St -	£149,995 Jan-2022	123 1323	1,219 113
22, Union St	£142,500 Jun-2021	104 1119	1,370 127
Upper Flat 20, Union St	£51,500 Jan-2021
26, Union St -	£78,000 Jan-2019	75 807	1,040 96
20, Union St	£7,000 B May-2017
7, Union St	£112,500 Mar-2017	112 1205	1,004 93
Union Street Chapel, Union St	£70,000 B Dec-2016
13a, Union St -	£177,500 Sep-2016	212 2281	837 77
5, Union St -	£156,000 Sep-2014	137 1474	1,138 105
21, Union St	£110,000 May-2013
9, Union St -	£150,000 Sep-2010	95 1022	1,578 146
11, Union St -	£211,000 Mar-2008	216 2325	976 90
2, Union St -	£120,000 Mar-2007	137 1474	875 81
6, Union St	£113,000 Jul-2005	135 1453	837 77
Flat 2 20, Union St	£50,000 Jan-2005	58 624	862 80
12, Union St	£116,000 May-2004
27, Union St -	£51,000 May-2000	111 1194	459 42
4, Union St	£28,500 Feb-2000	105 1130	271 25
21, Union St	£20,000 Jun-1999

The data above for Union 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 Union Street, Carmarthen is £1,505 sqm (£139 per sq ft), this is calculated from the selling price of the 6 most recent sales.
The majority of homes in Johnstown are now selling for between £1,590 and £2,710 per square metre (£147 and £251 per square foot) , find out more in this local analysis of SA31 3 (Johnstown) house prices.
There are about 19 homes on Union 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 6 property sales in Union Street, averaging approximately 1 home sales per year .
The average size of all the properties on Union Street is 126 m2 (1,356 sqft).