New Jersey Statutes Title 9. Children Juvenile and Domestic Relations Courts 9 § 3-42

An action for adoption shall be instituted in the Superior Court, Chancery Division, Family Part of the county in which the prospective parent resides, or in the county where the child resided immediately prior to placement for adoption, or if the child is less than three months of age, the county in which the child was born; except that whenever the child to be adopted has been received into the home of a prospective parent from an approved agency, the action may be instituted in the Superior Court, Chancery Division, Family Part of any county in which the approved agency has an office.