Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area  Export table	Last sold	Price paid	Floor area	£ per square metre	Type	Paid	m2	£/m2
15, Carmarthen Avenue, Portsmouth, PO6 2AG -	06 Dec 2022	£628,000	113 sqm	£5,557	Semi-D (4 bed)
23, Carmarthen Avenue, Portsmouth, PO6 2AG	29 Sep 2021	£563,000	138 sqm	£4,079	Semi-D (4 bed)
59, Carmarthen Avenue, Portsmouth, PO6 2AG -	28 Oct 2019	£550,000	172 sqm	£3,197	Terrace (4 bed)
55, Carmarthen Avenue, Portsmouth, PO6 2AG -	13 Jun 2019	£770,000	264 sqm	£2,916	Detached (4 bed)
77, Carmarthen Avenue, Portsmouth, PO6 2AG -	02 Nov 2018	£842,000	261 sqm	£3,226	Detached (5 bed)
1a, Carmarthen Avenue, Portsmouth, PO6 2AG	02 Nov 2018	£465,000			Detached
9, Carmarthen Avenue, Portsmouth, PO6 2AG -	26 Oct 2018	£850,000	261 sqm	£3,256	Detached (6 bed)
21, Carmarthen Avenue, Portsmouth, PO6 2AG -	16 Aug 2018	£490,000	147 sqm	£3,333	Terrace (4 bed)
43, Carmarthen Avenue, Portsmouth, PO6 2AG -	22 Jun 2018	£655,000	173 sqm	£3,786	Semi-D (4 bed)
45, Carmarthen Avenue, Portsmouth, PO6 2AG -	07 Sep 2017	£615,000	154 sqm	£3,993	Semi-D (4 bed)
75, Carmarthen Avenue, Portsmouth, PO6 2AG -	31 Jul 2017	£460,000	118 sqm	£3,898	Semi-D (4 bed)
35, Carmarthen Avenue, Portsmouth, PO6 2AG -	21 Nov 2016	£460,000	136 sqm	£3,382	Semi-D (4 bed)
57, Carmarthen Avenue, Portsmouth, PO6 2AG -	25 Sep 2015	£455,000	182 sqm	£2,500	Semi-D (5 bed)
13, Carmarthen Avenue, Portsmouth, PO6 2AG -	11 Jul 2014	£550,000	206 sqm	£2,669	Detached (4 bed)
7, Carmarthen Avenue, Portsmouth, PO6 2AG	08 Dec 2006	£506,000			Detached (4 bed)
69, Carmarthen Avenue, Portsmouth, PO6 2AG -	20 Jan 2006	£390,000			Semi-D (4 bed)
47, Carmarthen Avenue, Portsmouth, PO6 2AG	18 Oct 2001	£248,000			Semi-D (4 bed)
11, Carmarthen Avenue, Portsmouth, PO6 2AG	10 Nov 2000	£263,600			Detached (4 bed)
31, Carmarthen Avenue, Portsmouth, PO6 2AG	04 Jul 1997	£146,000			Semi-D (4 bed)
65, Carmarthen Avenue, Portsmouth, PO6 2AG	31 Jan 1997	£134,950			Semi-D (4 bed)
1, Carmarthen Avenue, Portsmouth, PO6 2AG	23 Aug 1996	£182,000			Detached (4 bed)
71, Carmarthen Avenue, Portsmouth, PO6 2AG	17 Nov 1995	£117,000			Semi-D (4 bed)
15, Carmarthen Avenue -	£628,000 Dec-2022	113	5,557
23, Carmarthen Avenue	£563,000 Sep-2021	138	4,079
59, Carmarthen Avenue -	£550,000 Oct-2019	172	3,197
55, Carmarthen Avenue -	£770,000 Jun-2019	264	2,916
77, Carmarthen Avenue -	£842,000 Nov-2018	261	3,226
1a, Carmarthen Avenue	£465,000 Nov-2018
9, Carmarthen Avenue -	£850,000 Oct-2018	261	3,256
21, Carmarthen Avenue -	£490,000 Aug-2018	147	3,333
43, Carmarthen Avenue -	£655,000 Jun-2018	173	3,786
45, Carmarthen Avenue -	£615,000 Sep-2017	154	3,993
75, Carmarthen Avenue -	£460,000 Jul-2017	118	3,898
35, Carmarthen Avenue -	£460,000 Nov-2016	136	3,382
57, Carmarthen Avenue -	£455,000 Sep-2015	182	2,500
13, Carmarthen Avenue -	£550,000 Jul-2014	206	2,669
7, Carmarthen Avenue	£506,000 Dec-2006
69, Carmarthen Avenue -	£390,000 Jan-2006
47, Carmarthen Avenue	£248,000 Oct-2001
11, Carmarthen Avenue	£263,600 Nov-2000
31, Carmarthen Avenue	£146,000 Jul-1997
65, Carmarthen Avenue	£134,950 Jan-1997
1, Carmarthen Avenue	£182,000 Aug-1996
71, Carmarthen Avenue	£117,000 Nov-1995

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

The average price per square metre (per square foot) in Carmarthen Avenue, Portsmouth is £4,156 sqm (£386 per sq ft), this is from the selling price of the 6 most recent sales.
The majority of homes in Cosham are now selling for between £2,940 and £3,710 per square metre , find out more in this local analysis of PO6 2 (Cosham) house prices.
There are roughly 41 homes on Carmarthen Avenue, we would have expected roughly 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 6 property sales in Carmarthen Avenue, averaging about 1 home sales per year .
The average size of all the properties on Carmarthen Avenue is 178 m2 (1,915 sqft).

*Land Registry 'Category B: Additional Price Paid entry'.