Carmarthen Street, Cardiff
House prices, sold prices and local information for CF5 1QG, CF5 1QH, CF5 1QB.
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At a glance
12 property sales on Carmarthen Street, Cardiff have been recorded by HM Land Registry since 2017. In the last 12 months 1 home sold here for an average of £265,000. Most sales here are terraced homes, which have sold for an average of £250,889. Average sale prices rose from £215,500 in 2017 to £305,000 in 2025 (+42%), though averages on a single street can swing with the mix of homes sold. 2 homes here have sold more than once since 2017; 2 of them sold for more the second time. By property type, sales here have been 75% terraced, 17% flat, 8% semi-detached. Recorded sale prices on Carmarthen Street range from £150,000 to £345,000. 85% of homes sold here were freehold and 15% leasehold.
House prices on Carmarthen Street compared
Average sale price over the last 12 months. Carmarthen Street has had fewer than two sales in that time, so it is left out. See all CF5 house prices.
Average sale price by year
Tenure: 85% freehold and 15% leasehold across 13 recorded sales.
Prices by property type
| Type | Sales | Average price | Last sold |
|---|---|---|---|
| Terraced | 9 | £250,889 | 15 Dec 2025 |
| Flat | 2 | £173,500 | 11 Aug 2022 |
| Semi-detached | 1 | £300,250 | 21 Sep 2018 |
Sold prices on Carmarthen Street
| Address | Date | Price | Type | Tenure |
|---|---|---|---|---|
| 11, Carmarthen Street CF5 1QG | 15 Dec 2025 | £265,000 | Terraced | Freehold |
| 18, Carmarthen Street CF5 1QH | 21 Feb 2025 | £345,000 | Terraced | Freehold |
| Flat 8, Carmarthen Court, Carmarthen Street CF5 1QB | 11 Aug 2022 | £197,000 | Flat | Leasehold |
| 3, Carmarthen Street CF5 1QG | 2 Aug 2022 | £305,000 | Terraced | Freehold |
| 44, Carmarthen Street CF5 1QG | 15 May 2020 | £240,000 | Terraced | Freehold |
| 40, Carmarthen Street CF5 1QG | 23 Mar 2020 | £187,000 | Terraced | Freehold |
| 3, Carmarthen Street CF5 1QG | 22 Nov 2019 | £255,000 | Terraced | Freehold |
| 4A, Carmarthen Street CF5 1QH | 29 Oct 2019 | £230,000 | Terraced | Freehold |
| Flat 1, Carmarthen Court, Carmarthen Street CF5 1QB | 14 Oct 2019 | £150,000 | Flat | Leasehold |
| 32, Carmarthen Street CF5 1QG | 9 Aug 2019 | £260,000 | Terraced | Freehold |
| 1A, Carmarthen Street CF5 1QG | 21 Sep 2018 | £300,250 | Semi-detached | Freehold |
| 18, Carmarthen Street CF5 1QH | 28 Apr 2017 | £230,000 | Terraced | Freehold |
| 17, Carmarthen Street CF5 1QG | 31 Mar 2017 | £201,000 | Terraced | Freehold |
Sale prices are as recorded by HM Land Registry. Some sales (for example repossessions and company purchases) are listed but left out of the averages.
Sale history: homes sold more than once
| Address | Sales | Change |
|---|---|---|
| 18, Carmarthen Street | £230,000 (Apr 2017) → £345,000 (Feb 2025) | +50% over 8 yrs |
| 3, Carmarthen Street | £255,000 (Nov 2019) → £305,000 (Aug 2022) | +20% over 3 yrs |
Buying on Carmarthen Street?
Crime and flood risk near Carmarthen Street
Crime
399 crimes were reported within about a mile of Carmarthen Street in August 2026.
| Violence & sexual offences | 107 |
| Vehicle crime | 58 |
| Public order | 47 |
| Anti-social behaviour | 40 |
| Shoplifting | 35 |
| Other theft | 29 |
Source: data.police.uk. Locations are approximate and cover the surrounding area, not just this street.
Flood risk
Carmarthen Street is not in or near any Environment Agency flood warning or alert area.
Flood warning areas cover places at risk from rivers and the sea. Surface water risk isn't included. Check the long-term flood risk for a postcode on GOV.UK.
Getting around, shops and health
Train stations
- Ninian Park station 0.5 mi · 10 min walk
- Waun-gron Park station 1.1 mi · 22 min walk
- Cathays station 1.2 mi · 24 min walk
Nearest bus stops
- Carmarthen Street (before, Llandaff Road) 2 min walk
- Glynne Street (before, Llandaff Road) 2 min walk
- Suffolk House (after, Romilly Road) 2 min walk
- Suffolk House (before, Romilly Road) 3 min walk
GP surgeries
- Kings Road (Drs Surgery)
180 Kings Road, Cardiff · 0.3 mi - Meddygfa Canna Surgery
27 Wyndham Crescent, Cardiff · 0.3 mi - The Surgery
St Davids Court, 68A Cowbridge Road East, Cardiff · 0.5 mi - Llandaff Fields Medical Practice
Canton Court, Wellington Street, Cardiff · 0.5 mi
Supermarkets
- Iceland Iceland Canton · 0.2 mi
- The Co-operative Food Co-op Canton · 0.2 mi
- Morrisons Daily Morrisons Daily Cardiff Cowbridge Road East · 0.2 mi
- Tesco Express Tesco Cardiff Canton Express · 0.3 mi
Pharmacies
- Boots · 0.3 mi
- Pontcanna Chemist · 0.3 mi
- Canna Pharmacy · 0.3 mi
Dentists
- Super Smile Dental · 0.1 mi
- Dental Surgery · 0.5 mi
- St Davids Court · 0.5 mi
Sources: Department for Transport (NaPTAN), NHS England organisation data, and GEOLYTIX Retail Points (open data). Walking times are estimates from straight-line distance.
Area profile
Homes
| Here | Eng & Wales | |
|---|---|---|
| Owned | 62.4% | 62.5% |
| Private rented | 30.0% | 20.3% |
| Social rented | 7.6% | 17.1% |
| Households | 713 |
People
| Here | Eng & Wales | |
|---|---|---|
| Under 15 | 13.7% | 17.4% |
| Aged 15–64 | 71.4% | 64.1% |
| Aged 65+ | 14.8% | 18.6% |
| Residents | 1,456 |
Broadband
| Here | UK | |
|---|---|---|
| Superfast (30Mbit+) | 100% | 95% |
| Ultrafast (300Mbit+) | 100% | 80% |
| Gigabit-capable | 100% | 80% |
Share of homes on this street's postcodes that can get each speed. UK figure is the average across all postcodes. Source: Ofcom Connected Nations.
Mobile signal
| Here | Eng & Wales | |
|---|---|---|
| 4G indoors, all 4 networks | 98% | 89% |
| 4G indoors, at least 1 network | 100% | 100% |
| 4G outdoors, all 4 networks | 100% | 99% |
| Calls indoors, all 4 networks | 99% | 92% |
Share of homes across Cardiff with good coverage (Jul 2025). Signal varies street by street; check your exact address on Ofcom's checker. Source: Ofcom Connected Nations.
Neighbourhood figures cover the surrounding Lower Layer Super Output Area (about 1,500 residents). Sources: Census 2021 (ONS) and the English Indices of Deprivation 2025.
Energy ratings and home sizes on Carmarthen Street
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Who lives around Carmarthen Street
Ethnic group
| Here | Cardiff | |
|---|---|---|
| White | 86.6% | 79.2% |
| Asian, Asian British or Asian Welsh | 5.8% | 9.7% |
| Mixed or Multiple ethnic groups | 4.3% | 4% |
| Black, Black British, Black Welsh, Caribbean or African | 2.3% | 3.8% |
| Other ethnic group | 1.1% | 3.3% |
Religion
| Here | Cardiff | |
|---|---|---|
| No religion | 51.1% | 42.9% |
| Christian | 36.4% | 38.4% |
| Not answered | 5.4% | 6.3% |
| Muslim | 5% | 9.3% |
| Other religion | 0.6% | 0.6% |
| Jewish | 0.5% | – |
| Buddhist | 0.4% | 0.5% |
| Hindu | 0.3% | 1.5% |
Country of birth
| Here | Cardiff | |
|---|---|---|
| Born in the UK | 86.4% | 83.5% |
| Born outside the UK | 13.6% | 16.5% |
Highest qualification
| Here | Cardiff | |
|---|---|---|
| Level 4 qualifications and above | 57.6% | 40% |
| No qualifications | 14.6% | 16.3% |
| Level 3 qualifications | 10.9% | 19.2% |
| Level 2 qualifications | 7.1% | 11.1% |
| Level 1 and entry level qualifications | 4.5% | 6.9% |
| Other qualifications | 2.8% | 2.6% |
| Apprenticeship | 2.5% | 3.9% |
General health
| Here | Cardiff | |
|---|---|---|
| Very good health | 48.6% | 50.1% |
| Good health | 32.5% | 31.8% |
| Fair health | 13.1% | 12.2% |
| Bad health | 4.3% | 4.5% |
| Very bad health | 1.4% | 1.4% |
Cars or vans per household
| Here | Cardiff | |
|---|---|---|
| 1 car or van in household | 47.7% | 43% |
| No cars or vans in household | 30% | 26% |
| 2 cars or vans in household | 18.7% | 24% |
| 3 or more cars or vans in household | 3.6% | 7% |
Source: Census 2021 (ONS), via Nomis. Percentages of usual residents or households, as recorded in March 2021.
Figures cover the surrounding neighbourhood (Lower Layer Super Output Area, about 1,500 residents). Full demographics of Cardiff.
Planning and heritage near Carmarthen Street
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Noise, radon and ground hazards
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Planning applications near Carmarthen Street
Recent planning applications around Carmarthen Street from the council's planning register. Choose how far to look:
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Council tax here
Cardiff Band D is £2,013 a year (Band A £1,342). See every band.
Estate agents near Carmarthen Street
- Squarefoot Estate Agents 0.1 mi
- Taff Housing Association 0.2 mi
- Peter Alan 0.2 mi
- Maison 0.2 mi
- Moginie James 0.3 mi
Agent locations © OpenStreetMap contributors. More local agents
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