This report presents statistics for the United States and selected standard metropolitan statistical areas (SMSA's) on the social and economic characteristics of immigrants and their children for selected countries of origin. The statistics are based on the 1970 Census of Population.

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

Content of the Tables

• Tables 1-9 – social and economic characteristics of the native population of native parentage, cross-classified by race, the native population of foreign or mixed parentage, and the foreign-born population for the United States and regions.
  
• Tables 10-14 – natives of foreign or mixed parentage and the foreign born by selected countries of origin.
  
• Tables 15 and 16 – SMSA's with a total foreign stock population of 250,000 or more.
  
• Tables 17 and 18 – social and economic characteristics of the foreign-born population by year of immigration for the United States.
  
• Table 19 – detailed statistics on mother tongue for the United States.
  
• Table 20 – nativity and parentage classification of family members (head, wife, child, and other relative) where the head or wife are of foreign stock.

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 in part on the 15-percent sample and in part on the 5-percent sample adjusted to represent the total population (see "Data Collection Procedures" in Appendix A). An explanation of the ratio estimation procedure and information on the sampling variability associated with the data are contained in Appendix D.