This report presents detailed statistics for the United States and regions regarding the number of children ever born to women 15 years old and over. The data are cross-classified by numerous social and economic characteristics of women and their families. The statistics are based on the 1970 Census of Population, which was conducted as of April 1, 1970.

The text consists of an introduction and Appendices A through E, which appear after the tables.

Content of the Tables

• Tables 1-21 – children born cross-classified by age, race, ethnic group, urban-rural residence, and residence in 1965
  
• Tables 22-43 – marital status and marital history
  
• Tables 44-57 – occupation and income
  
• Tables 58-64 – housing and household characteristics
  
• Tables 65-67 – show the data available regarding children born to single women who are otherwise regarded as childless in the detailed tables of this report
  
• Tables A-1 through A-4 – proportions of women failing to report on children ever born and the numbers of children allocated to them

Appendices

• Appendix A. General Information Concerning the Data
  
• Appendix B. Area Classifications
  
• Appendix C. Definitions and Explanations of Subject Characteristics
  
• Appendix D. Accuracy of the Data
  
• Appendix E. Publication and Computer Summary Tape Program

Sample size. The statistics in this report are based on samples of various sizes which have been adjusted to represent the total population. Depending on the content of the several tables, the data may come from the 5-, 15-, or 20-percent samples. The sample size on which each table is based is indicated in a headnote to the particular table. Because of sampling variability, data for a given characteristic may differ from one table to another when the tabulations are based on different sample sizes.