On average Thornhill has very low deprivation and very low crime levels, with around 21 crimes per 1,000 residents per year, about 75% below the Wales average of 86 per 1,000. Approximately 4.4% of homes in this area are social housing provided by a local council or housing association. The average income per household in Thornhill is £58,165 per year. Thornhill is home to around 5,702 people, with a population density of about 4,433.7 per km².
Based on 90 recent sales, the median property price is £265,750 (about £362 per square foot) in Thornhill area, with individual transactions ranging from £85,000 up to £632,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Detached | 15 | £475,500 | £375 |
| Semi-Detached | 31 | £270,000 | £359 |
| Terraced | 38 | £246,000 | £365 |
| Flats | 6 | £160,000 | £258 |
Sale price
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £331,000 | £131,750 | £201,500 | £167,000 |
| 2017 | £317,500 | £131,500 | £215,000 | £174,000 |
| 2018 | £350,000 | £130,000 | £224,950 | £180,000 |
| 2019 | £402,500 | £134,000 | £240,000 | £182,500 |
| 2020 | £400,000 | £139,000 | £240,000 | £190,000 |
| 2021 | £432,500 | £137,000 | £267,000 | £202,500 |
| 2022 | £410,000 | £149,113 | £280,000 | £235,000 |
| 2023 | £450,000 | £142,500 | £265,000 | £220,000 |
| 2024 | £432,500 | £165,000 | £288,000 | £240,000 |
| 2025 | £450,000 | £150,000 | £266,500 | £245,000 |
| 2026 | £450,250 | £168,000 | £310,000 | £235,000 |
Price per sq ft
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £286 | £202 | £239 | £294 |
| 2017 | £279 | £212 | £265 | £280 |
| 2018 | £289 | £209 | £272 | £285 |
| 2019 | £306 | £215 | £257 | £292 |
| 2020 | £319 | £208 | £296 | £315 |
| 2021 | £315 | £224 | £310 | £325 |
| 2022 | £380 | £207 | £352 | £380 |
| 2023 | £355 | £247 | £345 | £363 |
| 2024 | £388 | £257 | £364 | £391 |
| 2025 | £386 | £229 | £359 | £386 |
| 2026 | £358 | £258 | £387 | £359 |
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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.