[2] Included in the Central Arkansas metropolitan area, with Little Rock as the principal city, it is an alcohol prohibition or dry county.

The southern third, including the Scott area, is home to the alluvial soils of the Arkansas Delta.

Historically, a military road and a railroad brought settlers to the area, and cotton cultivation was very profitable.

During World Wars I and II, Lonoke County was home to Eberts Field, a U.S. Army airfield.

Lonoke County is home to Camp Nelson Confederate Cemetery, Plantation Agriculture Museum, and Plum Bayou Mounds Archeological State Park.

Over the past few election cycles, Lonoke County has trended heavily towards the Republican party.

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.