Keith McLain

Keith McLain, 57, died on September 22, 2025, at a hospital in Sioux Falls, South Dakota, after he was found in his cell at the Jameson Annex of the South Dakota State Penitentiary. The South Dakota Department of Corrections described his death as an apparent suicide. Keith's family and any objections to that account are not stated in the source material.

Cause of death, as reported: Died by suicide. The South Dakota Department of Corrections described the death as an apparent suicide after he was found unresponsive in his cell at the Jameson Annex.

Reported by: South Dakota Department of Corrections (the agency that held him). The only account of how this person died comes from the agency that held him.

Source

• Three inmates die in three days at Sioux Falls penitentiary complex John Hult, South Dakota Searchlight, September 25, 2025