Sunken lands were added to eastern Poinsett County during this time, including Lepanto and Marked Tree.

It did not recover until the railroads were constructed into the area, giving farmers a new avenue to market their crops, and the timber industry developed.

The Kansas City, Ft. Scott, and Gulf Railroad opened service in east Poinsett County the following year.

Despite this uplift, the county's population mostly consisted of poor sharecroppers and tenant farmers, with an elite class of white landowners.

The organization was an interracial union to improve the pay and working conditions of poor sharecroppers.

It met violent resistance from white planters, with union leaders and members attacked and some killed throughout its areas of organizing in Arkansas and Mississippi.

The Southern Tenant Farmers Union Museum in Tyronza is operated by Arkansas State University.

[5] The soils in the eastern part of the county have been deposited by the Mississippi River and are mostly used for cotton farming.

Each township includes unincorporated areas; some may have incorporated cities or towns within part of their boundaries.

However, the United States census does list Arkansas population based on townships (sometimes referred to as "county subdivisions" or "minor civil divisions").

Each town or city is within one or more townships in an Arkansas county based on census maps and publications.