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Detailed past and future schedule and plans


International Round 1 / U.S. Round 1 Data Collection ("Main Study" or Initial Results)


Dates OECD U.S.
September 2010 – December 2010 Field test in 24 countries Field test of household data collection in the U.S.
August 2011 – April 2012 OECD PIAAC data collection in 24 countries First round of household data collection in the United States
October 2012 – September 2013 Analysis and reporting Analysis and reporting
October 2013 First PIAAC Release First PIAAC Release
December 2013 – May 2014 Follow-up PIAAC releases Follow-up PIAAC releases

U.S. Round 2 Data Collection ("National Supplement")


Dates U.S.
August 2013 – May 2014 Household data collection in the United States
February 2014 – May 2014 Data collection for the U.S. Prison Study
August 2014 – December 2015 Analysis and reporting
March 2016 First U.S. PIAAC 2012/2014 Release
Summer 2016 – Summer 2017

International Round 2 Data Collection


Dates OECD
April 2013 – June 2013 Field test data collection for Round 2 countries
April 2014 – December 2014 OECD PIAAC Data Collection for Round 2 countries
March 2015 – November 2015 Analysis and reporting
June 2016 Data Release for Round 2 countries

U.S. Round 3 Data Collection


Dates U.S.
March – September 2017 Household data collection in the United States
October 2017 – April 2018 Analysis and reporting
Winter 2019 – Summer 2020
  • U.S. PIAAC 2017 First Look National Report
  • U.S. National Technical Reports for PIAAC 2017
  • PIAAC Small Area Estimate Study
  • Public-use and restricted-use files (PIAAC 2017)
  • Updated NCES International Data Explorer
  • Updated Interactive Data Portal