[6] Because of low population density and a small tax base, Pearl County dissolved in 1878.

[6] On the night of April 24, 1959, Mack Charles Parker, an African-American accused of rape, was abducted from the Pearl River County jail in Poplarville by a mob[7] and shot to death.

The case focused national attention on the persistence of lynching in the South[9] and helped accelerate the American Civil Rights Movement.

On August 29, 2005, Hurricane Katrina inflicted heavy damage on the small town of Poplarville.

The storm's most powerful, unofficially recorded gust of wind was reported at Pearl River Community College, at 135 mph (217 km/h).

On September 2, 2005, the 1st Battalion, 134th Field Artillery (Ohio Army National Guard) arrived at the National Guard armory in Poplarville to assist the community and Pearl River County in recovery efforts in the wake of Hurricane Katrina.

The unit stayed for three weeks ultimately checking on every family and structure in the county.

The ethnic and racial make-up of the population was 82.2% non-Hispanic white, 12.3% African-American, 0.6% Native American, 0.4% Asian, 0.1% Pacific Islander, 0.1% non-Hispanic from some other race, 1.7% from two or more races (0.5% reporting being white and black) and 2.9% Hispanic or Latino.

[30] Media related to Pearl River County, Mississippi at Wikimedia Commons