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
31, Napier Street, Mountain Ash, CF45 3HW -	02 Sep 2025	£112,000	76 m² 818 sqft	£1,473 £136	Terrace (2 bed)
55, Napier Street, Mountain Ash, CF45 3HW -	13 Dec 2024	£85,000	77 m² 828 sqft	£1,103 £102	Terrace (2 bed)
28, Napier Street, Mountain Ash, CF45 3HW -	19 Jul 2024	£63,000	53 m² 570 sqft	£1,188 £110	Terrace (2 bed)
45, Napier Street, Mountain Ash, CF45 3HW -	22 Mar 2024	£119,000	73 m² 785 sqft	£1,630 £151	Terrace (2 bed)
24, Napier Street, Mountain Ash, CF45 3HW	09 Feb 2024	£89,000 B	59 m² 635 sqft	£1,508 £140	Terrace (2 bed)
30, Napier Street, Mountain Ash, CF45 3HW	26 Oct 2023	£78,500 B	56 m² 602 sqft	£1,401 £130	Terrace (2 bed)
54, Napier Street, Mountain Ash, CF45 3HW -	06 Oct 2023	£88,500	77 m² 828 sqft	£1,149 £106	Terrace (3 bed)
57, Napier Street, Mountain Ash, CF45 3HW -	04 Aug 2023	£100,000	66 m² 710 sqft	£1,515 £140	Terrace (3 bed)
37, Napier Street, Mountain Ash, CF45 3HW -	04 Oct 2022	£74,500 B	45 m² 484 sqft	£1,655 £153	Other (2 bed)
35, Napier Street, Mountain Ash, CF45 3HW	27 Jul 2022	£87,500	78 m² 839 sqft	£1,121 £104	Terrace (2 bed)
36, Napier Street, Mountain Ash, CF45 3HW -	26 Mar 2021	£72,500	56 m² 602 sqft	£1,294 £120	Terrace (2 bed)
11, Napier Street, Mountain Ash, CF45 3HW -	08 Nov 2019	£40,600 B	62 m² 667 sqft	£654 £60	Terrace (2 bed)
4, Napier Street, Mountain Ash, CF45 3HW -	20 Feb 2018	£58,000	59 m² 635 sqft	£983 £91	Terrace (2 bed)
2, Napier Street, Mountain Ash, CF45 3HW -	13 Oct 2017	£70,000	89 m² 957 sqft	£786 £73	Terrace (2 bed)
33, Napier Street, Mountain Ash, CF45 3HW -	08 Sep 2017	£37,000 B	86 m² 925 sqft	£430 £39	Terrace (2 bed)
23, Napier Street, Mountain Ash, CF45 3HW -	21 Jul 2017	£55,000	75 m² 807 sqft	£733 £68	Terrace (3 bed)
8, Napier Street, Mountain Ash, CF45 3HW -	22 Aug 2016	£59,000	56 m² 602 sqft	£1,053 £97	Terrace (2 bed)
14, Napier Street, Mountain Ash, CF45 3HW -	15 Apr 2016	£59,000	61 m² 656 sqft	£967 £89	Terrace (2 bed)
39, Napier Street, Mountain Ash, CF45 3HW	14 Jul 2015	£60,000	90 m² 968 sqft	£666 £61	Detached
21, Napier Street, Mountain Ash, CF45 3HW -	07 Feb 2008	£60,000	58 m² 624 sqft	£1,034 £96	Terrace (2 bed)
16, Napier Street, Mountain Ash, CF45 3HW -	30 Oct 2006	£69,950	62 m² 667 sqft	£1,128 £104	Terrace (3 bed)
38, Napier Street, Mountain Ash, CF45 3HW -	27 Jan 2006	£67,000	55 m² 592 sqft	£1,218 £113	Terrace (2 bed)
12, Napier Street, Mountain Ash, CF45 3HW	31 Mar 2005	£53,500			Terrace (2 bed)
41, Napier Street, Mountain Ash, CF45 3HW -	01 Nov 2002	£20,500	75 m² 807 sqft	£273 £25	Semi-D
27, Napier Street, Mountain Ash, CF45 3HW	01 Feb 2002	£15,000			Terrace (2 bed)
42, Napier Street, Mountain Ash, CF45 3HW	30 Apr 2001	£15,500			Terrace (2 bed)
25, Napier Street, Mountain Ash, CF45 3HW	17 Mar 2000	£24,000			Terrace (2 bed)
43, Napier Street, Mountain Ash, CF45 3HW	10 Mar 2000	£33,000	82 m² 882 sqft	£402 £37	Terrace (2 bed)
9, Napier Street, Mountain Ash, CF45 3HW	20 Jan 2000	£29,000			Terrace (2 bed)
56, Napier Street, Mountain Ash, CF45 3HW	28 May 1999	£25,000			Terrace (3 bed)
31, Napier St -	£112,000 Sep-2025	76 818	1,473 136
55, Napier St -	£85,000 Dec-2024	77 828	1,103 102
28, Napier St -	£63,000 Jul-2024	53 570	1,188 110
45, Napier St -	£119,000 Mar-2024	73 785	1,630 151
24, Napier St	£89,000 B Feb-2024	59 635	1,508 140
30, Napier St	£78,500 B Oct-2023	56 602	1,401 130
54, Napier St -	£88,500 Oct-2023	77 828	1,149 106
57, Napier St -	£100,000 Aug-2023	66 710	1,515 140
37, Napier St -	£74,500 B Oct-2022	45 484	1,655 153
35, Napier St	£87,500 Jul-2022	78 839	1,121 104
36, Napier St -	£72,500 Mar-2021	56 602	1,294 120
11, Napier St -	£40,600 B Nov-2019	62 667	654 60
4, Napier St -	£58,000 Feb-2018	59 635	983 91
2, Napier St -	£70,000 Oct-2017	89 957	786 73
33, Napier St -	£37,000 B Sep-2017	86 925	430 39
23, Napier St -	£55,000 Jul-2017	75 807	733 68
8, Napier St -	£59,000 Aug-2016	56 602	1,053 97
14, Napier St -	£59,000 Apr-2016	61 656	967 89
39, Napier St	£60,000 Jul-2015	90 968	666 61
21, Napier St -	£60,000 Feb-2008	58 624	1,034 96
16, Napier St -	£69,950 Oct-2006	62 667	1,128 104
38, Napier St -	£67,000 Jan-2006	55 592	1,218 113
12, Napier St	£53,500 Mar-2005
41, Napier St -	£20,500 Nov-2002	75 807	273 25
27, Napier St	£15,000 Feb-2002
42, Napier St	£15,500 Apr-2001
25, Napier St	£24,000 Mar-2000
43, Napier St	£33,000 Mar-2000	82 882	402 37
9, Napier St	£29,000 Jan-2000
56, Napier St	£25,000 May-1999

The data above for Napier 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 Napier Street, Mountain Ash is £1,352 sqm (£125 per sq ft), this is calculated from the price paid of the 9 most recent sales.
The majority of homes in Mountain Ash are now selling for between £1,020 and £1,510 per square metre (£94 and £140 per square foot) , find out more in this local analysis of CF45 3 (Mountain Ash) house prices.
There are roughly 36 homes on Napier Street, we would have expected approximately 5 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 9 property sales in Napier Street, averaging roughly 2 home sales per year .
The average size of all the properties on Napier Street is 69 m2 (742 sqft).