This U.S. demographic reference website organizes information about common first and last names, name popularity, and population characteristics. Its surname resources include ranked lists extending to 5,000 names, alphabetical indexes, and breakdowns by race, including Asian and Pacific Islander, Black, Hispanic, American Indian and Alaska Native, White, and people reporting two or more races. Visitors can explore male and female first names through ranked and alphabetical lists, as well as popular baby names from 2013 and 2014 and historical U.S. rankings for boys and girls.

The site also presents demographic information based on 2000 and 2010 data, including state and city statistics on sex ratios, the proportions and numbers of males and females, and age profiles. Additional reference material covers ancestry in the United States, with topics such as Mexican, German, Irish, English, and African American ancestry, and provides emergency tips. The site identifies the U.S. Census Bureau’s Population Division, Population Analysis and Evaluation Staff, as a source for its information.