On average Treharris has average deprivation and very low crime levels, with around 44 crimes per 1,000 residents per year, about 49% below the Wales average of 86 per 1,000. Approximately 10.2% of homes in this area are social housing provided by a local council or housing association. The average income per household in Treharris is £44,005 per year. Treharris is home to around 6,272 people, with a population density of about 777.4 per km².
Based on 53 recent sales, the median property price is £130,000 (about £157 per square foot) in Treharris area, with individual transactions ranging from £45,000 up to £395,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Detached | 6 | £275,000 | £210 |
| Semi-Detached | 7 | £185,000 | £185 |
| Terraced | 40 | £121,000 | £155 |
Sale price
| Year | Detached | Semi-Detached | Terraced |
|---|---|---|---|
| 2016 | £174,000 | £162,500 | £67,500 |
| 2017 | £195,000 | £126,500 | £75,250 |
| 2018 | £207,000 | £124,000 | £79,250 |
| 2019 | £255,000 | £124,000 | £80,000 |
| 2020 | £250,000 | £153,500 | £92,250 |
| 2021 | £261,500 | £155,000 | £105,000 |
| 2022 | £325,000 | £190,000 | £118,500 |
| 2023 | £295,000 | £198,750 | £120,000 |
| 2024 | £312,500 | £199,000 | £114,500 |
| 2025 | £336,000 | £150,000 | £120,000 |
| 2026 | — | £197,500 | £125,998 |
Price per sq ft
| Year | Detached | Semi-Detached | Terraced |
|---|---|---|---|
| 2016 | £164 | £179 | £80 |
| 2017 | £162 | £128 | £85 |
| 2018 | £179 | £128 | £96 |
| 2019 | £167 | £141 | £98 |
| 2020 | £183 | £157 | £119 |
| 2021 | £200 | £163 | £124 |
| 2022 | £238 | £189 | £143 |
| 2023 | £229 | £188 | £135 |
| 2024 | £225 | £235 | £138 |
| 2025 | £232 | £162 | £150 |
| 2026 | — | £207 | £159 |
Treharris records about 44 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 Treharris is £130,000 (about £157 per square foot) based on 53 registered sales according to HM Land Registry data.
Treharris scores 6 out of 10 on the deprivation scale, where 10 is the most deprived. The typical neighbourhood in Treharris sits around rank 911 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).
The average household income in Treharris is around £44,005 per year, and 10% of homes are social housing (ONS data).
Treharris is represented by 3 elected councillors: Ernie Galsworthy (Labour Party), Gareth Richards (Labour Party) and Ian David Thomas (Labour Party).
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Twynygarreg
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Shire Court
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Fair View Terrace
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Heol Nant Caiach
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Ashgrove
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Edward Street
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Taff Vale Estate
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Treharris
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Park Crescent
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Fir Tree Drive
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Rock Houses
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Penn Street
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Hilltop Close
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Treharris
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Goitre-Coed Road
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Treharne Road
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Penlocks
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Mary Street
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Cilhaul
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Gresham Place
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Melin Caiach
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Park Lane
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Susannah Place
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Westwood Drive
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Perrott Street
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Thomas Street
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Forest Grove
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The Avenue
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Pleasant View
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Tram Road Side
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Cilhaul
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Beech Grove
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Evan Street
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Edwardsville
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Treharne Park
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Springfield Rise
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Mill Terrace
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Wingfield Terrace
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Rodericks Terrace
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Edwards Terrace
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Heather Court
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Goitre Coed Road
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Millfield
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Dan Y Twyn
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Goitre Coed Road
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Woodlands Avenue
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John Street
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Perrott Street
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Goitre Coed Road
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Railway Terrace
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Windsor Place
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Park Lane
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Ty Llwyd Terrace
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Fernhill Terrace
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Thomas Street
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Ty Llwyd Parc Estate
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Brynteg
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Oakland Terrace
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Tram Road Side
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The Park
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Twynygarreg
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Brotalwg
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Birchgrove Estate
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Nant Ddu Terrace
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Bryngerwn Avenue
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Rock Villas
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Spencer Place
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Forest Road
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Tyn Y Banwen Road
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Griffin Rise
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Glyn Bargoed Road
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Heol Y Glyn
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The Gardens
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Mill Street
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Fox Street
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Webster Street
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Tai Yn Y Banwen
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Zoar Terrace
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High Street
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Cardiff Road
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Webster Street
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Pritchard Street
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Wingfield Rise
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Berthlwyd Cottages
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Ty Llwyd Parc Estate
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Pentwyn Deintyr
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Williams Terrace
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Blackbrook
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Ty Llwyd Parc Estate
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Thornwood Place
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Commercial Terrace
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Victoria Terrace
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Pantanas
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Edwards Ville
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Sunny Bank
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White Hart Cottages
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Navigation Close
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Cardiff Road
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Glen View Villas
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Bryngerwn Cottages
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.