Census family. Is a group of people, generally related, who live together under a family system. It is made up in most cases by a Head of Family, their relatives (spouse or consensual union partner, children, grandchildren, etc.), close friends, guests, domestic servants and any occupant who lives in the same dwelling and shares the same food.
Any person who lives alone in a family dwelling also makes up a census family.
Unrelated group. Is a group of generally unrelated people who live together for reasons of discipline, health, teaching, religious or military life, work, or other reasons and who reside in non-family dwellings such as: [p. 7] hospitals, clinics, hotels, guesthouses, jails, reformatories, barracks, convents, etc.
Family relationship. Is the degree of kinship or relationship that the members of a census household have with respect to the Head of household.