Ireland confronts potentially severe economic consequences within 25 years if inward migration drops significantly, as an ageing workforce threatens to undermine the country’s labour force stability and economic growth prospects.
A new Department of Finance discussion paper warns that Ireland’s population will reach 6.8 million by 2065, but the economic trajectory depends heavily on maintaining substantial migration levels. The analysis, the first in a budget-related series, models demographic scenarios showing that if net migration falls to zero by 2035, the labour force will begin contracting immediately afterward.
“The economic consequences of such a fall would potentially be very negative – posing major challenges for Ireland’s enterprise base, diminishing the capacity of the State to provide public services, and ultimately reducing living standards as a shrinking labour market constrains economic growth,” the paper states.
The department’s central projection assumes net migration of 35,000 to 40,000 people annually until 2065, which would increase the population to 6.77 million from today’s 5.2 million. Even under this scenario, the labour force would start contracting from 2047 as demographic pressures intensify.
Ireland’s fertility crisis underlies these challenges, with birth rates plummeting from nearly three children per woman six decades ago to just 1.6 in 2022 – well below the 2.1 replacement rate needed for population stability. The Department considers any recovery in fertility rates “prohibitively unlikely.”
As the workforce shrinks, Ireland’s health and pension systems face mounting pressure from fewer working-age taxpayers supporting growing numbers of retirees. This demographic squeeze mirrors trends across developed nations, creating international competition for migrant workers.
The analysis identifies “migration as the sole driver of labour force growth in the long run,” making immigration policy crucial for Ireland’s economic future. However, significant challenges remain, including high emigration rates among critical skills permit holders, with over 60% leaving Ireland within five years.
Currently, family reunification represents the largest component of positive net migration, while international protection applicants constitute the second-smallest group, just above UK arrivals. This composition highlights the complex dynamics driving Ireland’s population changes and the policy implications for maintaining economic stability.