3Y Avg Price
£305,000
2 sales
Properties
29
22 freehold · 7 leasehold
Sales / Year
0.8
5-year average
Avg £/sq ft
£344
£3,707/m²
Rank in CF5
228th
of 564 streets
Last Sale
£265,000
Dec 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
58 total recorded
11 Carmarthen Street
Terraced
£265,000
Dec 2025
18 Carmarthen Street
Terraced
£345,000
Feb 2025
FLAT 8, CARMARTHEN COURT Carmarthen Street
Flat/Maisonette
£197,000
Aug 2022
3 Carmarthen Street
Terraced
£305,000
Aug 2022
44 Carmarthen Street
Terraced
£240,000
May 2020
40 Carmarthen Street
Terraced
£187,000
Mar 2020
3 Carmarthen Street
Terraced
£255,000
Nov 2019
4A Carmarthen Street
Terraced
£230,000
Oct 2019
FLAT 1, CARMARTHEN COURT Carmarthen Street
Flat/Maisonette
£150,000
Oct 2019
1A Carmarthen Street
Semi-Detached
£300,250
Sept 2018
Street Rankings — CF5
Streets ranked by 3-year average sale price. Showing positions 224–233 of 564.
| # | Street | 3Y Avg |
|---|---|---|
| 224 | Mylo Griffiths Close | £307,000 |
| 224 | Treseder Way | £307,000 |
| 226 | Palmers Drive | £306,750 |
| 227 | Cranwell Close | £305,333 |
| 228 | Carmarthen Street | £305,000 |
| 229 | Marguerites Way | £304,438 |
| 230 | Parry Street | £303,000 |
| 231 | Clos Y Gadwyn | £302,895 |
| 232 | Sumner Close | £302,500 |
| 233 | Fairways Crescent | £302,083 |
Property Mix
Type
Tenure
EPC Ratings
28 of 29 properties have an EPC record
Avg floor area: 829 sq ft (77 m²)
District Context — CF5
CF5 covers areas in and around Cardiff's western suburbs, situated in South Wales. It is a residential district with a mix of family homes and rental properties, offering moderate affordability relative to the wider Welsh market.
Average Property Price - CF5
£312,580
46
National percentile
Average Net Household Income - CF5
£37,110
45
National percentile
10-Year Annualised Price Growth - CF5
4.2%
73
National percentile
10-Year Annualised Rent Growth - CF
4.8%
90
National percentile