1870 CENSUS - CLARK TOWNSHIP, NEW JERSEY Clark Township is located in Union County New Jersey. This census was taken between August 4th and August 10th 1870. The names listed below are not in alphabetical order. They are in the order that you would find them on the original census pages. Listed in order are: last name, first name...age/sex/color... occupation...place of birth. MILLER, Adam.....49/m/w.....farmer...Germany MILLER, Mary.....52/f/w.....keeping house...Germany MILLER, Frederic.....16/m/w.....works farm...New Jersey MILLER, Michael.....14/m/w.....works farm...New Jersey MILLER, Mary.....10/f/w.....attending school...New Jersey