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
26, The Triangle, Mountain Ash, CF45 4BA -	31 Oct 2025	£130,000	93 m² 1001 sqft	£1,397 £129	Terrace (3 bed)
27, The Triangle, Mountain Ash, CF45 4BA -	18 Jul 2025	£175,000	75 m² 807 sqft	£2,333 £216	Terrace (4 bed)
39, The Triangle, Mountain Ash, CF45 4BA -	21 Jun 2024	£242,000	112 m² 1205 sqft	£2,160 £200	Detached
24, The Triangle, Mountain Ash, CF45 4BA -	15 Mar 2024	£144,000	99 m² 1065 sqft	£1,454 £135	Terrace (3 bed)
29, The Triangle, Mountain Ash, CF45 4BA -	07 Jun 2022	£149,995	86 m² 925 sqft	£1,744 £162	Terrace (3 bed)
21, The Triangle, Mountain Ash, CF45 4BA	07 Jan 2022	£85,000	84 m² 904 sqft	£1,011 £93	Terrace (3 bed)
25, The Triangle, Mountain Ash, CF45 4BA -	16 Dec 2021	£150,000	99 m² 1065 sqft	£1,515 £140	Terrace (4 bed)
30, The Triangle, Mountain Ash, CF45 4BA -	26 Feb 2021	£123,000	99 m² 1065 sqft	£1,242 £115	Terrace (3 bed)
13, The Triangle, Mountain Ash, CF45 4BA	23 Aug 2019	£71,500 B	76 m² 818 sqft	£940 £87	Terrace (3 bed)
31, The Triangle, Mountain Ash, CF45 4BA	27 Jul 2017	£110,000			Terrace (3 bed)
19, The Triangle, Mountain Ash, CF45 4BA	28 Aug 2015	£91,000	99 m² 1065 sqft	£919 £85	Terrace (3 bed)
2, The Triangle, Mountain Ash, CF45 4BA	19 Aug 2015	£70,000 B	86 m² 925 sqft	£813 £75	Terrace (3 bed)
34, The Triangle, Mountain Ash, CF45 4BA -	28 Mar 2014	£80,000 B	96 m² 1033 sqft	£833 £77	Terrace (2 bed)
35, The Triangle, Mountain Ash, CF45 4BA -	11 Feb 2013	£92,000	80 m² 861 sqft	£1,150 £106	Terrace (3 bed)
6, The Triangle, Mountain Ash, CF45 4BA -	28 Sep 2012	£75,000	77 m² 828 sqft	£974 £90	Terrace (3 bed)
11, The Triangle, Mountain Ash, CF45 4BA	16 Mar 2012	£69,000			Terrace (3 bed)
16, The Triangle, Mountain Ash, CF45 4BA -	30 Apr 2010	£108,500	79 m² 850 sqft	£1,373 £127	Terrace (3 bed)
23, The Triangle, Mountain Ash, CF45 4BA -	05 Sep 2007	£82,000	89 m² 957 sqft	£921 £85	Terrace (3 bed)
10, The Triangle, Mountain Ash, CF45 4BA	05 Feb 2007	£95,000	100 m² 1076 sqft	£950 £88	Terrace (3 bed)
12, The Triangle, Mountain Ash, CF45 4BA	27 Mar 2006	£73,500	79 m² 850 sqft	£930 £86	Terrace (3 bed)
22, The Triangle, Mountain Ash, CF45 4BA	20 Jan 2006	£99,000			Terrace (3 bed)
4, The Triangle, Mountain Ash, CF45 4BA -	04 Mar 2005	£72,500			Semi-D
14, The Triangle, Mountain Ash, CF45 4BA	27 Feb 2004	£63,000	78 m² 839 sqft	£807 £74	Terrace (3 bed)
36, The Triangle, Mountain Ash, CF45 4BA	05 Nov 2002	£40,000			Terrace (3 bed)
9, The Triangle, Mountain Ash, CF45 4BA	10 Aug 2001	£28,000			Terrace (2 bed)
15, The Triangle, Mountain Ash, CF45 4BA	13 Dec 2000	£30,000	89 m² 957 sqft	£337 £31	Terrace (3 bed)
17, The Triangle, Mountain Ash, CF45 4BA	23 Jul 1999	£33,000			Terrace (3 bed)
7, The Triangle, Mountain Ash, CF45 4BA	05 Sep 1997	£30,000			Terrace (3 bed)
28, The Triangle, Mountain Ash, CF45 4BA	24 Mar 1997	£33,000			Terrace (3 bed)
20, The Triangle, Mountain Ash, CF45 4BA	05 Jun 1996	£38,500			Terrace (3 bed)
26, The Triangle -	£130,000 Oct-2025	93 1001	1,397 129
27, The Triangle -	£175,000 Jul-2025	75 807	2,333 216
39, The Triangle -	£242,000 Jun-2024	112 1205	2,160 200
24, The Triangle -	£144,000 Mar-2024	99 1065	1,454 135
29, The Triangle -	£149,995 Jun-2022	86 925	1,744 162
21, The Triangle	£85,000 Jan-2022	84 904	1,011 93
25, The Triangle -	£150,000 Dec-2021	99 1065	1,515 140
30, The Triangle -	£123,000 Feb-2021	99 1065	1,242 115
13, The Triangle	£71,500 B Aug-2019	76 818	940 87
31, The Triangle	£110,000 Jul-2017
19, The Triangle	£91,000 Aug-2015	99 1065	919 85
2, The Triangle	£70,000 B Aug-2015	86 925	813 75
34, The Triangle -	£80,000 B Mar-2014	96 1033	833 77
35, The Triangle -	£92,000 Feb-2013	80 861	1,150 106
6, The Triangle -	£75,000 Sep-2012	77 828	974 90
11, The Triangle	£69,000 Mar-2012
16, The Triangle -	£108,500 Apr-2010	79 850	1,373 127
23, The Triangle -	£82,000 Sep-2007	89 957	921 85
10, The Triangle	£95,000 Feb-2007	100 1076	950 88
12, The Triangle	£73,500 Mar-2006	79 850	930 86
22, The Triangle	£99,000 Jan-2006
4, The Triangle -	£72,500 Mar-2005
14, The Triangle	£63,000 Feb-2004	78 839	807 74
36, The Triangle	£40,000 Nov-2002
9, The Triangle	£28,000 Aug-2001
15, The Triangle	£30,000 Dec-2000	89 957	337 31
17, The Triangle	£33,000 Jul-1999
7, The Triangle	£30,000 Sep-1997
28, The Triangle	£33,000 Mar-1997
20, The Triangle	£38,500 Jun-1996

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

The average price per square metre (per square foot) in The Triangle, Mountain Ash is £1,659 sqm (£154 per sq ft), this is calculated from the Land Registry price paid of the 7 most recent sales.
The majority of homes in Abercynon are now selling for between £1,190 and £1,910 per square metre (£110 and £177 per square foot) , find out more in this local analysis of CF45 4 (Abercynon) house prices.
There are about 29 homes on The Triangle, we would have expected approximately 4 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 The Triangle, averaging about 1 home sales per year .
The average size of all the properties on The Triangle is 93 m2 (1,001 sqft).