National Survey of Family Growth

Other Information on Data Collection, 2011-2019

The document in the first link below provides selected measures on NSFG data collection from 2011-2019. The information includes interview length for data collection periods 2011-2015 and 2015-2019, and the number of strata and clusters and response rates for combinations of years of data collection. The second link is a document, first prepared in 2014 for the Office of Management and Budget and updated most recently in 2020, describing nonresponse bias analysis for the continuous NSFG, 2011-2019.

For additional information or questions about materials on this page, please contact the NSFG staff at