Schools will be under pressure when the new term begins in a few weeks time because of a shortage of teachers.
There are currently 643 primary school jobs advertised on the Education posts website, with 456 jobs on offer at secondary schools across the country.
Principals say the cost-of-living crisis and the chronic shortage of housing is partly to blame.
Labour’s Education spokesperson, Aodhán Ó Riordáin says the Department of Education isn’t doing anything about it: