In 1835, the Territorial Legislature granted the formation of Randolph County from part of the area then called Lawrence County. And the country's first overland route, the Natchitoches Trail, went through parts of Randolph County. The first actual term of court convened in Arkansas was in 1815 in a part of Lawrence County that was given over to Randolph County.
The earliest land claim was in 1809 near what is now Ravenden Springs. The first Arkansas post office was built in Davidsonville in 1817, and the first state courthouse was established in 1818. Randolph County is famous for many 'firsts' Arkansas' oldest town, Davidsonville, was established in 1815. Bettis and Drew led the founding of Pocahontas as the county seat of Randolph County. Drew, and lived on 800 acres where the town of Biggers now exists. Bettis' daughter, Cinderella, married Thomas S. Bettis is given the credit for being the first settlers on the land now called Pocahontas. A statue of her is located in Overlook Park along the Black River. This city was named after the Native American from Jamestown, Virginia.