On average St Martins has low deprivation and very low crime levels, with around 50 crimes per 1,000 residents per year, about 42% below the Wales average of 86 per 1,000. Approximately 7.4% of homes in this area are social housing provided by a local council or housing association. The average income per household in St Martins is £53,895 per year. St Martins is home to around 8,494 people, with a population density of about 1,214.7 per km².
Based on 102 recent sales, the median property price is £250,000 (about £307 per square foot) in St Martins area, with individual transactions ranging from £103,411 up to £675,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Detached | 24 | £370,000 | £342 |
| Semi-Detached | 38 | £260,000 | £291 |
| Terraced | 38 | £212,750 | £285 |
| Flats | 2 | £108,750 | £172 |
Sale price
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £233,500 | £109,000 | £167,500 | £140,000 |
| 2017 | £249,500 | £103,000 | £177,000 | £149,975 |
| 2018 | £292,000 | £147,950 | £187,000 | £148,000 |
| 2019 | £285,000 | £92,500 | £191,000 | £157,750 |
| 2020 | £273,000 | £116,500 | £203,500 | £159,250 |
| 2021 | £350,000 | £148,950 | £227,000 | £180,000 |
| 2022 | £386,000 | £139,750 | £258,500 | £201,000 |
| 2023 | £360,000 | £120,000 | £230,000 | £194,500 |
| 2024 | £359,000 | £140,000 | £252,000 | £214,000 |
| 2025 | £360,000 | £108,750 | £268,250 | £212,500 |
| 2026 | £390,000 | — | £250,000 | £222,500 |
Price per sq ft
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £207 | £188 | £207 | £160 |
| 2017 | £220 | £167 | £197 | £162 |
| 2018 | £236 | £183 | £211 | £168 |
| 2019 | £260 | £185 | £241 | £173 |
| 2020 | £272 | £220 | £241 | £180 |
| 2021 | £292 | £195 | £258 | £184 |
| 2022 | £326 | £224 | £300 | £227 |
| 2023 | £335 | £228 | £273 | £235 |
| 2024 | £328 | £256 | £306 | £251 |
| 2025 | £331 | £172 | £291 | £247 |
| 2026 | £335 | — | £313 | £322 |
St Martins records about 50 crimes per 1,000 residents per year, which is a very low crime rate for England: it scores 2 out of 10 on the Area360 crime scale, where 10 is the highest crime level.
The median sale price in St Martins is £250,000 (about £307 per square foot) based on 102 registered sales according to HM Land Registry data.
St Martins scores 3 out of 10 on the deprivation scale, where 10 is the most deprived. The typical neighbourhood in St Martins sits around rank 1,399 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).
The average household income in St Martins is around £53,895 per year, and 7% of homes are social housing (ONS data).
St Martins is represented by 3 elected councillors: Colin Elsbury (Plaid Cymru - The Party of Wales), James Emmanuel Fussell (Plaid Cymru - The Party of Wales) and Steve Kent (Plaid Cymru - The Party of Wales).
CF831TP
Cwrt Nant Y Felin
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Cwrt Draw Llyn
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North View Terrace
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Lon Fawr
CF831SY
Haines Close
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Mountain Road
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Corbett Grove
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Herons Way
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Stockland Street
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Meadow Way
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Cardiff Road
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Ffordd Erw
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Cefn Carnau Lane
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Glyn Glas
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Coggins Close
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Bartlett Street
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Warren Drive
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St Mellons Court
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Maes Watford
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Heol Awstin
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Van Road
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Lon Y Ddraenen
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Rhymney Terrace
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Emanuel Close
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Beech Tree Avenue
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St Clears Close
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Cefn Carnau Lane
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St Ilans Way
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Meadow Crescent
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Claude Road
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Claude Road
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Meadow Way
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St Julians Court
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Thornhill Road
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Heol Waun Fawr
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Mountain Road
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Bartlett Street
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Cardiff Road West Urban Lane
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St Martins
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Lon Y Waun
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Clos Caer Wern
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St Martins Road
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St Teilos Way
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Nantgarw Road
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Station Terrace
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Cardiff Road
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St Nicholas Court
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Clos Enfys
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Clos Ysbyty
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Clos Y Pant
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Railway Terrace
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Underwood
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Tyla Glas
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Mountain Road
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Heol Y Berth
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St Christophers Drive
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Y Dolydd
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Clifton Street
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Coopers Place
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Van Road
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Watford Close
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Meadow Way
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St Martins
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Broomfield Street
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Cardiff Road
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Southern Street
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Castle View Shopping Centre
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Pen Yr Allt
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Claude Road
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Heol Awstin
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St Martins Road
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St Martins
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Cae Uwchllyn
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Maes Glas
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King Edward Avenue
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Heol Yr Ysbyty
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Glan Nant Close
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Castle Mews
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Lon Isaf
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St Davids Way
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Lon Hafren
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Lon Uchaf
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Rectory Close
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Western Industrial Estate
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Cwrt Pen-Capel
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Crescent Road
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Clos Dwyerw
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Lon Y Llyn
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Cardiff Road
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Corbett Crescent
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Rectory Road
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Trem Y Castell
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Cardiff Road
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Pant Llygodfa
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Pentrebane Street
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Rowland Drive
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St Helens Court
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Mountain Road
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St Christophers Drive
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Ware Road
All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.