Average Teaching assistants Salary in Cardiff / Caerdydd
ONS ASHE 2025 · Wales region · Updated October 2025
How Cardiff / Caerdydd compares
In practical terms, a teaching assistants in the Wales earned a median of £18,002 during 2025, which works out to 0.1% below the UK-wide median of £18,024. Factor in the Wales's cost of living (10.0% below the UK norm) and a £18,002 salary has the purchasing power of approximately £20,002. Compared to the Cardiff / Caerdydd average across all roles (£33,599), teaching assistantss take home 46.4% less.
Cost of Living Adjustment
After adjusting for the regional cost of living (Wales index: 90, UK=100), a salary of £18,002 has an effective purchasing power of approximately £20,002 — equivalent to earning that amount in an area with average UK costs. The cost of living in the Wales is 10.0% below the UK average.
Teaching assistants salary across UK regions
Teaching assistants salary in areas near Cardiff / Caerdydd
Salary data is by ONS region. Cardiff / Caerdydd is in the Wales region. Below are neighbouring regions — click to explore salaries there.
Teaching assistants Salary Guide
The full salary guide includes regional breakdowns, cost-of-living adjustments, year-on-year trends, and in-depth FAQs.
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Frequently Asked Questions
What is the average teaching assistants salary in Cardiff / Caerdydd?
The median teaching assistants salary in the Wales (which includes Cardiff / Caerdydd) is £18,002 per year, based on ONS ASHE 2025 data. The mean salary is typically higher due to top earners pulling the average up.
How does teaching assistants pay in Cardiff / Caerdydd compare to the UK average?
Teaching assistants in the Wales earn 0.1% below the national median of £18,024. Other regions such as London and the South East typically offer higher salaries for this role.
Is teaching assistants a well-paid job in Cardiff / Caerdydd compared to other roles?
The average salary across all jobs in Cardiff / Caerdydd is £33,599. Teaching assistants in the Wales earn £18,002, which is 46.4% below the local average across all occupations.
About this data
Salary figures for teaching assistantss cover the Wales region. The all-jobs average is specific to Cardiff / Caerdydd. Source: ONS ASHE 2025. Methodology.