Eldon Grissom took the office of Sheriff of Adair County on January 1, 2021. Grissom is a graduate of Kirksville High School and Truman State University with a bachelor’s degree in Criminal Justice. Grissom began his career in law enforcement with the La Plata Police Department in 1988. Two years later, on January 1, 1990 Grissom had graduated from the Missouri State Highway Patrol’s 62nd Recruitment class and was assigned to Troop B, Zone 4, over Putnam and Sullivan Counties.

In October of 1993 Grissom transferred to Troop B, Zone 5 over Adair and Schuyler Counties. Three years later in 1996 Grissom was promoted to the rank of Corporal and designated the assistant zone commander of Zone 5. Grissom would remain a Corporal until January 1, 2013, where he was promoted once again, this time to the rank of Master Sergeant and Zone Commander of Troop B, Zone 4.

Over his 28 year career, Grissom had multiple noteworthy assignments including being the officer in charge of working a plane crash in Adair County that was featured on national news, training multiple new officers for the patrol, a presidential detail, and even working the Ferguson riots. Grissom retired from the Highway Patrol on August 1, 2018. 

Grissom could not stay away from his passion in law enforcement and decided to become a reserve deputy in Sullivan County in 2019. Grissom would continue his service with Sullivan County until he won the election to become the next Adair County Sheriff in 2020.

Grissom prides himself on his open door policy, not only to his staff but to the public as well. He is always willing to open up to new ideas and considers them seriously before making a decision. Grissom’s goals are to continue improving and growing the County of Adair.