House Prices in Old St. Mellons
House prices in Old St. Mellons have an overall average of £308,194 over the last year.
The majority of properties sold in Old St. Mellons during the last year were terraced properties, selling for an average price of £234,324. Detached properties sold for an average of £484,816, with semi-detached properties fetching £280,610.
Overall, the historical sold prices in Old St. Mellons over the last year were 3% up on the previous year and 8% up on the 2022 peak of £284,630.
Properties Sold
6, Heathcliffe Close, Old St Mellons, Cardiff CF3 5PY
| Today | See what it's worth now |
| 23 Mar 2026 | £250,000 |
| 14 Sep 2005 | £175,000 |
63, Sanderling Drive, Trowbridge, Cardiff CF3 0DH
| Today | See what it's worth now |
| 20 Mar 2026 | £210,000 |
| 13 Aug 2010 | £121,500 |
Apartment 27, Block 3 The Risings, Ffordd Williamson, Old St Mellons, Cardiff CF3 6AW
| Today | See what it's worth now |
| 13 Mar 2026 | £148,000 |
| 28 Jun 2019 | £119,995 |
No other historical records.
Woodways, Cummings Farm, Newport Road, Trowbridge, Cardiff CF3 5UA
| Today | See what it's worth now |
| 20 Feb 2026 | £395,010 |
No other historical records.
8, Runcorn Close, Old St Mellons, Cardiff CF3 5PZ
| Today | See what it's worth now |
| 20 Feb 2026 | £190,000 |
No other historical records.
7, Tarwick Drive, Trowbridge, Cardiff CF3 0AF
| Today | See what it's worth now |
| 13 Feb 2026 | £235,000 |
| 23 Sep 2009 | £60,000 |
No other historical records.
1, Ty'r Winch Road, Old St Mellons, Cardiff CF3 5UU
| Today | See what it's worth now |
| 5 Feb 2026 | £235,000 |
| 3 Nov 2006 | £195,250 |
No other historical records.
140, Church Road, Old St Mellons, Cardiff CF3 6YN
| Today | See what it's worth now |
| 30 Jan 2026 | £325,000 |
| 9 Oct 2020 | £253,995 |
No other historical records.
4, Sullivan Close, Llanrumney, Cardiff CF3 5SA
| Today | See what it's worth now |
| 30 Jan 2026 | £265,000 |
No other historical records.
80, Ashburton Avenue, Llanrumney, Cardiff CF3 5PS
| Today | See what it's worth now |
| 27 Jan 2026 | £185,000 |
| 6 Oct 2003 | £80,000 |
No other historical records.
52, Heol Williams, Old St Mellons, Cardiff CF3 6AQ
| Today | See what it's worth now |
| 27 Jan 2026 | £250,000 |
| 22 Sep 2023 | £247,500 |
19, Heol Booths, Old St Mellons, Cardiff CF3 6WA
| Today | See what it's worth now |
| 16 Jan 2026 | £358,000 |
| 29 Sep 2017 | £279,995 |
No other historical records.
139, Mortimer Avenue, Old St Mellons, Cardiff CF3 6YG
| Today | See what it's worth now |
| 16 Jan 2026 | £255,000 |
| 28 Oct 2022 | £248,000 |
25, Boyce Way, Old St Mellons, Cardiff CF3 6AB
| Today | See what it's worth now |
| 12 Jan 2026 | £237,000 |
| 23 Jul 2021 | £195,000 |
10, Clos Elphan, Trowbridge, Cardiff CF3 2AE
| Today | See what it's worth now |
| 7 Jan 2026 | £620,000 |
| 9 May 2003 | £350,000 |
3, Wentworth Close, Trowbridge, Cardiff CF3 0LE
| Today | See what it's worth now |
| 5 Jan 2026 | £160,000 |
| 10 Sep 2004 | £112,000 |
263, Church Road, Old St Mellons, Cardiff CF3 6YX
| Today | See what it's worth now |
| 19 Dec 2025 | £180,000 |
| 21 Dec 2022 | £171,995 |
No other historical records.
61, Dunster Road, Llanrumney, Cardiff CF3 5TQ
| Today | See what it's worth now |
| 19 Dec 2025 | £255,000 |
| 19 May 2021 | £172,000 |
No other historical records.
44, Rhodfa Leonard, Old St Mellons, Cardiff CF3 6YW
| Today | See what it's worth now |
| 19 Dec 2025 | £315,000 |
| 14 Mar 2022 | £279,995 |
No other historical records.
Apartment 18, Block 2 The Risings, Church Road, Old St Mellons, Cardiff CF3 6AT
| Today | See what it's worth now |
| 19 Dec 2025 | £185,000 |
| 28 Jun 2019 | £148,995 |
No other historical records.
2, Wentworth Lane, Trowbridge, Cardiff CF3 0LH
| Today | See what it's worth now |
| 16 Dec 2025 | £170,000 |
No other historical records.
64, Heol Bennett, Old St Mellons, Cardiff CF3 6AG
| Today | See what it's worth now |
| 10 Dec 2025 | £340,000 |
| 17 Sep 2021 | £303,000 |
134, Church Road, Old St Mellons, Cardiff CF3 6YN
| Today | See what it's worth now |
| 9 Dec 2025 | £290,000 |
| 2 Oct 2020 | £219,995 |
No other historical records.
22, Elgar Crescent, Llanrumney, Cardiff CF3 5RT
| Today | See what it's worth now |
| 5 Dec 2025 | £245,000 |
| 26 Apr 2024 | £225,000 |
42, Pennyroyal Close, Trowbridge, Cardiff CF3 0NA
| Today | See what it's worth now |
| 2 Dec 2025 | £242,000 |
| 9 Dec 2016 | £160,000 |
Source Acknowledgement: © Crown copyright. England and Wales house price data is publicly available information produced by the HM Land Registry.This material was last updated on 15 May 2026. It covers the period from 1 January 1995 to 31 March 2026 and contains property transactions which have been registered during that period. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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