A primary school that had just one pupil when it opened three years ago will have more than 100 children in a few months.

The country's smallest school looks set to be saved from closure.

A primary school with just two pupils should continue operating, despite the disproportionate staffing costs, Education Minister Jan O’Sullivan has insisted.

Primary teachers have called for longer-term thinking on staffing for small schools after it emerged the Department of Education is supporting the opening of a Dublin primary school with just one pupil.

A new primary school opened in Tallaght this week with just one pupil — but will stay open if enough children enrol in the next few weeks.