The information requested is available on my Department's website at the following link: http://www.housing.gov.ie/sites/default/files/publications/files/final_2016_ufds_database_161130.xls.
The above link indicates the names of the 22 unfinished estates in County Laois as well as the number of units that are "complete and vacant" and "near complete" in the context of the 2016 Unfinished Housing Developments Reports.
Further information on the Summary Reports for 2016 on Unfinished Housing Developments is available on my Department’s website at the following link: http://www.housing.gov.ie/housing/unfinished-housing-developments/national-housing-development-survey/unfinished-housing .
I expect to publish the results in relation to the 2017 Survey shortly.