Dublin, Cork, Donegal and Kerry are among just some of the counties, where thousands of homes will be needed by 2040.
Data from the ESRI suggests population growth in all major towns and cities across the country will lead to an overall population growth of 6.1 million by 2040.
Between 35,000 and 53,000 homes will be needed to cope with the increase in people.
When asked how they came up with theses figures Paul Egan research officer with the ESRI says a number of factors were taken into consideration when calculating the figures:
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