Australia is witnessing a growing exodus of teachers — not because they don’t want to teach, but because the conditions are forcing many to walk away.

A recent national workforce study shows that nearly four in ten teachers now expect to leave the profession before retirement.

Meanwhile, Australia ranks among the worst in the OECD for public-school teacher shortages, with many teachers reporting unmanageable workloads, stress and deteriorating job satisfaction.

Long hours, administrative overload and emotional fatigue are common complaints.

A large proportion of teachers say they work well beyond scheduled school hours — averaging nearly fifty hours per week — and spend much of that on non-teaching tasks like meetings, data entry and paperwork.

For many, this becomes unsustainable, especially where schools are understaffed or lack support resources.

Burnout has also been exacerbated by increasing demands in classrooms: students with complex behavioural or learning needs, growing class sizes and rising expectations of teachers beyond instruction.

Low morale is another major issue.

The strain of sustained pressures has driven many experienced educators to retire early or move out of full-time teaching.

For others the problem lies in poor work–life balance, lack of support for mental health, and limited prospects for career progression or meaningful professional development.

Some report that toxic work environments — including lack of recognition, inadequate leadership, or unsafe classrooms — played as large a role as workload in deciding to quit.

Even though enrolments in teacher-training programs have risen recently and recruitment incentives have been introduced, the exodus continues.

The challenge, many experts argue, is not just attracting new teachers, but retaining existing ones by addressing systemic problems: reducing burdensome administrative work, offering genuine support and respect, and restoring professional autonomy.

Without such reforms, recruitment gains may only mask deeper instability.

For hundreds of thousands of schoolchildren, the result is worsening teacher shortages, reduced instructional quality and greater reliance on underqualified or relief teachers — especially in disadvantaged or regional areas already facing acute staff scarcity.

As the crisis deepens, the question is not just how many teachers leave, but how many more might walk away if meaningful changes are not made to make teaching sustainable again.