On average St Thomas has high deprivation and average crime levels, with around 81 crimes per 1,000 residents per year, in line with the Wales average of 86 per 1,000. Approximately 19.1% of homes in this area are social housing provided by a local council or housing association. The average income per household in St Thomas is £39,787 per year. St Thomas is home to around 6,930 people, with a population density of about 2,069.3 per km².
Based on 74 recent sales, the median property price is £149,500 (about £151 per square foot) in St Thomas area, with individual transactions ranging from £60,000 up to £239,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Detached | 2 | £227,000 | £291 |
| Terraced | 65 | £149,000 | £150 |
| Semi-Detached | 6 | £145,000 | £161 |
| Flats | 1 | £105,000 | £120 |
Sale price
| Year | Detached | Semi-Detached | Terraced |
|---|---|---|---|
| 2016 | £195,000 | £117,000 | £98,000 |
| 2017 | £152,500 | £127,500 | £95,500 |
| 2018 | £129,000 | £115,750 | £105,000 |
| 2019 | £163,750 | £130,000 | £113,000 |
| 2020 | £189,000 | £110,000 | £118,500 |
| 2021 | £163,000 | £136,000 | £129,000 |
| 2022 | £211,250 | £181,000 | £130,000 |
| 2023 | £200,000 | £140,000 | £132,500 |
| 2024 | £210,000 | £168,000 | £130,000 |
| 2025 | £272,000 | £132,500 | £150,000 |
| 2026 | £220,000 | £200,000 | £140,000 |
Price per sq ft
| Year | Detached | Semi-Detached | Terraced |
|---|---|---|---|
| 2016 | — | £129 | £95 |
| 2017 | £142 | £151 | £99 |
| 2018 | £140 | £139 | £106 |
| 2019 | £162 | £154 | £123 |
| 2020 | £191 | £132 | £118 |
| 2021 | £210 | £153 | £130 |
| 2022 | £238 | £184 | £135 |
| 2023 | £116 | £163 | £134 |
| 2024 | £230 | £185 | £143 |
| 2025 | £324 | £167 | £146 |
| 2026 | £341 | £160 | £163 |
SA18BL
Sebastopol Street
SA18LB
Bay Street
SA18NS
Danygraig Road
SA18ES
Maes Street
SA18BU
Inkerman Street
SA18JU
Port Tennant Road
SA18NZ
Gelli Grafog
SA18LL
Wern Fawr Road
SA18NP
Robert Owen Gardens
SA18LY
Danygraig Road
SA18HW
Harbour View
SA18BN
Sebastopol Street
SA18HP
Gwynne Terrace
SA18DP
St Elmo Avenue
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.