Loendusega kogutavad andmed leibkonna kohta on: ... leibkonna koosseis: leibkonnaliikmete nimekiri, leibkonna iga liikme seos leibkonnapeaga (viiteisikuga) ...
The Federal Census of 1880 was the first census to have major changes in the kinds of questions asked since 1850. In 1880 not only were individuals listed, but their relationship to the head of the household was given and their parents' place of birth as well.