The Australian Families Life Course Study was conceived as an Australian-wide Computer Assisted Telephone Interviewing (CATI) survey, with the broad aim of achieving a better understanding of major demographic and economic changes over the last thirty years, and their implication for family well being and stability. The study focuses on family well being for a range of family types at major transition points wihtin the life course. The data file contains a wide range of attitudinal questions. Sections cover variables relating to relationship history; present relationship; and attitudes towards fertility; parenting; childcare; children's education; grandchildren; parents; siblings; friends and relations; health and caring; attitudes and values to intergenerational transfers; education; workforce participation; retirement; finance; housing and general values. Background variables include age, sex, date of birth, marital status, and country of birth of respondent, main language spoken at home, labour force status, religion and type of dwelling.