On average St Mary's has high deprivation and very high crime levels, with around 167 crimes per 1,000 residents per year, roughly 2.0× the South East average of 84 per 1,000. Approximately 34.9% of homes in this area are social housing provided by a local council or housing association. The average income per household in St Mary's is £46,915 per year. There are 2 schools in St Mary's: 2 primary (1 Outstanding and 1 Good) and 0 secondary (0 Outstanding and 0 Good). St Mary's is home to around 8,742 people, with a population density of about 10,946.7 per km².
Based on 44 recent sales, the median property price is £151,000 (about £242 per square foot) in St Mary's area, with individual transactions ranging from £72,000 up to £375,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Terraced | 8 | £276,000 | £241 |
| Flats | 36 | £145,000 | £242 |
Sale price
| Year | Flats | Terraced |
|---|---|---|
| 2016 | £175,750 | £247,600 |
| 2017 | £146,000 | £269,500 |
| 2018 | £131,500 | £260,000 |
| 2019 | £147,000 | £270,500 |
| 2020 | £151,250 | £239,750 |
| 2021 | £145,000 | £270,000 |
| 2022 | £149,000 | £325,000 |
| 2023 | £150,000 | £268,000 |
| 2024 | £147,500 | £270,000 |
| 2025 | £138,500 | £300,000 |
| 2026 | £150,000 | £283,500 |
Price per sq ft
| Year | Flats | Terraced |
|---|---|---|
| 2016 | £255 | £225 |
| 2017 | £251 | £252 |
| 2018 | £224 | £237 |
| 2019 | £225 | £234 |
| 2020 | £284 | £264 |
| 2021 | £229 | £246 |
| 2022 | £251 | £274 |
| 2023 | £243 | £252 |
| 2024 | £232 | £259 |
| 2025 | £237 | £246 |
| 2026 | £243 | £249 |
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.