Jefferson county was formed 2 Nov 1829 from the counties of Arkansas and Pulaski. It was later the parent county of Grant county in 1869, Lincoln Co. in 1871 and Dorsey (Cleveland Co.) in 1873.
TOWNSHIPS:
in 1830 - Vaugine and Richland
by 1840 - Vaugine, Richland, Bartholomew, and Bolivar
by 1850 - same four as above plus; Darysaw (Derriseaux), Plum Bayou, Talladage, White Oak, and Hoodsville (debatable, probably a town).
by 1860 - Barraque (went to Grant Co. in 1869), Bartholomew, Bogy, Bolivar, Darysaw (Derriseaux, went to Grant Co. in 1869), Dudley Lake, Plum Bayou, Richland, Simpson (went to Grant Co. in 1869), Talladega, Vaughn (Vaugine), Washington(went to Grant Co. in 1869), White Oak, and Whiteville.
by 1870 - Banyon (Barraque), Bartholomew (went to Lincoln Co. in 1871), Bogy, Bolivar, Dudley Lake, Melton, Plum Bayou, Richland, Spring, Talladega, Vaughn (Vaugine), Victoria, Washington(part went to Grant Co. in 1869), White Oak, and Whiteville.
by 1880 - Barraque, Bogy, Bolivar, Dudley Lake, Dunnington, Melton, Pastoria, Plum Bayou, Richland, Spring, Talladega, Vaughn Vaugine, Victoria, Washington, and Whiteville.
by 1890 - Barraque (part to Jefferson after 1880), Bogy, Bolivar, Dudley Lake, Dunnington (part to Roberts Twp. after 1880), Jefferson (from part of Barraque Twp. after 1880), Melton, Niven (organized after 1880), Old River (formerly in Arkansas Co.), Pastoria, Plum Bayou, Richland, Roberts (from part of Dunnington Twp. after 1880), Spring, Talladega, Vaugine, Victoria, Villemont (formerly in Arkansas Co.), Washington, Whiteville.